Start with the real load, not the logo size

A canvas wine club tote is different from a general shopping tote because the product inside is heavy, rigid, and fragile. A standard filled 750 ml wine bottle often weighs roughly 1.2 kg to 1.6 kg depending on bottle shape and glass thickness. Two bottles, plus tasting notes, tissue, insert cards, a corkscrew, or small food items, can push the carried load above 3 kg. That load changes the fabric choice, handle reinforcement, divider design, bottom seam, carton packing, and inspection method.

Procurement teams often begin the RFQ with a bag size and artwork file, then receive quotes that look comparable but are technically different. One factory may price 8 oz canvas with a single-row handle seam and no divider. Another may price 12 oz canvas with a boxed bottom, box-X handle reinforcement, and an internal divider stitched into the base. The cheaper quote may not be wrong for a light giveaway, but it may be unsuitable for a paid membership gift or pickup event where members actually carry bottles.

Before requesting unit price, write the expected use case in plain language. For example: “two 750 ml bottles carried by hand from tasting room to parking area,” or “one bottle plus printed collateral inside a member welcome kit shipped separately from wine.” This sentence helps suppliers understand the real performance requirement instead of guessing from a drawing alone. It also helps your internal team compare quotes against function, not only against price.

  • Light merchandise tote: empty bag sold in tasting room or used for brochures, usually no bottle divider and lower load requirement.
  • One-bottle gift tote: one 750 ml bottle, short carry distance, gusseted base, and stronger handle attachment than a standard promotional tote.
  • Two-bottle club tote: two 750 ml bottles, internal divider, reinforced bottom, and a defined load test before shipment.
  • Premium reusable carrier: heavier canvas, better shape retention, tighter stitching, cleaner trimming, and retail-level finishing.
  • Fulfillment insert: tote packed inside a gift box or wine shipper, requiring fold control, thickness control, and carton compatibility.

Choose canvas weight by structure, feel, and freight impact

Canvas weight is normally discussed in ounces per square yard, while many mills and factories also reference GSM. For buyer comparison, request both values on every quote. As a practical guide, 8 oz canvas is about 270 GSM, 10 oz is about 340 GSM, 12 oz is about 410 GSM, 14 oz is about 475 GSM, and 16 oz is about 540 GSM. Actual values vary by weave, finishing, moisture content, and supplier tolerance, so the factory should confirm the measured weight of the bulk fabric used for your order.

For many wine club programs, 10 oz to 12 oz canvas is the working range. It provides enough body for a branded member gift without becoming too bulky, stiff, or expensive to ship. A 10 oz one-bottle tote can feel appropriate when the construction is narrow and the handles are reinforced. A 12 oz divided tote usually gives a more stable hand-feel for two bottles and better retail presentation. If the tote is sold as merchandise rather than included as a free gift, that extra perceived value may matter.

Heavy 14 oz to 16 oz canvas can be excellent for premium reusable bottle carriers, but buyers should treat it as a full specification change, not a simple fabric upgrade. Heavy fabric affects cutting layers, sewing speed, needle selection, seam bulk, print curing, folding, carton dimensions, and air freight cost. A thick bag that looks impressive on a sample table may be frustrating if it does not fit into an existing gift box or if urgent air shipment becomes necessary before a release event.

  • 8 oz canvas: acceptable for light promotional totes, paper collateral, or retail browsing bags; not ideal for two glass bottles.
  • 10 oz canvas: good entry point for one-bottle totes and budget-controlled wine club campaigns where handles are properly reinforced.
  • 12 oz canvas: stronger hand-feel for standard wine club carriers, two-bottle formats, and tasting room merchandise.
  • 14-16 oz canvas: premium feel and better structure, but higher material cost, slower sewing, more fold memory, and more carton space.
  • Dyed heavy canvas: attractive for retail color stories but adds lab dip approval, shade control, possible crocking test, and longer lead time.

Select natural, bleached, dyed, organic, or recycled canvas deliberately

The same bag pattern can look very different depending on fabric finish. Natural canvas has a warmer tone with cotton seed specks and slight shade variation. Many wineries like this because it fits vineyard, farm, organic, and craft positioning. However, procurement must make sure the brand team accepts visible flecks, especially around light logo areas. Natural character should be approved on the sample so normal cotton specks are not rejected as dirt during final inspection.

Bleached canvas gives a cleaner and brighter background for logos, especially black, burgundy, navy, forest green, or metallic-style brand colors. It can make a simple screen print appear sharper, but it may show workshop dust, handling marks, and transit dirt more easily than natural canvas. If the bag is bleached white or near white, individual packing, cleaner sewing handling, and stricter inspection on front panels may be worth the additional cost.

Dyed canvas can align the tote with brand colors or seasonal wine releases, but it adds sourcing complexity. The buyer should approve a lab dip or color swatch before bulk dyeing, then check bulk shade before cutting. Dark dyed canvas may require a print underbase for light logos. Dyed fabrics also need attention to rubbing, especially if the bag may touch light clothing, gift paper, or labels. If exact color consistency across reorders is important, ask the supplier what dye lot variation to expect.

Organic cotton and recycled cotton can support sustainability messaging, but both require precise language. “Eco canvas” is not a specification. If your marketing team will claim organic cotton, recycled content, or a certification, request the documentation needed before quoting and confirm whether it applies to the fabric only or the finished product supply chain. Recycled cotton blends may have different strength, shade, and hand-feel, so they should be sampled under the same bottle load as conventional canvas.

  • Natural canvas: suitable for rustic and premium winery branding; accept seed flecks within the approved sample standard.
  • Bleached canvas: better for crisp print colors; check dirt control, yellowing risk, and packaging cleanliness.
  • Dyed canvas: strong retail appearance; approve lab dip, bulk shade, print opacity, and rubbing performance before cutting.
  • Organic cotton canvas: quote separately and request relevant documents only if the sales claim requires them.
  • Recycled cotton blend: confirm fiber composition, tear strength, hand-feel, shade consistency, and legally safe labeling language.

Design the bag around bottle geometry, not just capacity

A wine tote is not finished when it can technically hold the number of bottles listed in the brief. It must hold the actual bottle shapes your club uses. Bordeaux bottles, burgundy bottles, sparkling wine bottles, champagne bottles, and tall slim bottles have different shoulder shapes, diameters, and heights. A two-bottle tote that fits two narrow bottles may become tight, distorted, or unstable with wider burgundy or sparkling bottles. If mixed bottle formats are common, test the largest realistic combination.

The internal divider is the most important difference between a standard tote and a purpose-built wine tote. Without a divider, two glass bottles can hit each other while the customer walks. A divider should be part of the sewn structure, not a loose flap that floats inside the bag. The strongest approach is usually to anchor the divider into the bottom seam and connect it to side or upper reinforcement points so it stays centered under load. The divider fabric can match the body canvas or use a slightly lighter canvas if bulk becomes a problem, but this should be sampled.

Bottom construction determines whether the tote stands, sags, or collapses. A flat envelope tote is simple and economical, but bottles may roll and the printed panel may crease. A gusseted bottom improves capacity and shape. A boxed bottom with reinforced seams makes the bag look more retail-ready and helps it stand on a tasting counter. An inserted canvas bottom panel can add strength, but it increases material, labor, and folding thickness. Ask the factory to explain the bottom method in drawings or close-up sample photos.

  • Flat tote: cheapest and easiest to print, but weak bottle control and poor standing shape.
  • Gusseted one-bottle tote: efficient for single bottle gifting, member pickups, and tasting room sales.
  • Two-bottle divided tote: better for club pickup events, bundled gifts, and premium membership presentations.
  • Boxed bottom: improves standing shape, perceived value, and bottle stability on counters.
  • Extra bottom panel: adds strength and structure but increases sewing time, material usage, and packing thickness.
  • Tall bottle adjustment: confirm height allowance so bottle necks do not pull against the top seam or handles.

Treat handle design as both a safety and brand decision

Handle failure is one of the most visible production problems because the member feels it immediately. A weak handle can turn a premium wine club gift into a complaint, even if the fabric and printing look attractive. For bottle bags, handle width, handle drop, handle material, attachment method, stitch pattern, and thread quality matter more than many decorative details. Narrow handles may look minimal but can cut into the hand under bottle weight. Very long shoulder handles may cause bottles to swing and hit the wearer’s leg.

Self-fabric handles look integrated because they match the body fabric. They are common for natural canvas bags and can be strong when folded, stitched, and attached correctly. Cotton webbing handles often provide more consistent strength and a cleaner grip, especially for heavier two-bottle carriers. Webbing also allows contrast color details, but it introduces another material to approve for shade, texture, shrinkage, and availability.

The attachment should not rely on one straight line of stitching. Box stitch, box-X stitch, bartack reinforcement, or a properly designed double-row attachment spreads force across the top hem and reduces tearing. If the handle is inserted into a folded top hem, the sewing sequence should lock it securely. For two-bottle totes, define a loaded test in the purchase specification. The test does not need to be complicated: a documented hang or lift test above the expected load can reveal weak attachment before goods ship.

  • Handle width: 1.25-1.5 inches is comfortable for bottle weight; very narrow handles can feel cheap and uncomfortable.
  • Handle drop: short hand-carry handles suit bottle totes; shoulder-length handles require more swing and balance testing.
  • Handle material: self-fabric gives a matched look; cotton webbing often gives more consistent grip and strength.
  • Reinforcement: box-X, bartack, or agreed double reinforcement recommended at stress points.
  • Thread: heavier polyester thread is common for strength; thread color, stitch density, and trimming quality should be approved.
  • Acceptance test: loaded hang, lift, or repeated carry test with more than expected bottle weight, documented before shipment.

Match printing and branding method to the selected canvas

Screen printing is the normal choice for bulk wine club canvas totes with one to three solid logo colors. It is durable, cost-effective at larger quantities, and works well on natural or bleached canvas. However, canvas texture matters. Coarse 12 oz or 14 oz fabric can reduce fine line sharpness, and natural seed flecks may show through light ink. For a premium logo, the printer may recommend heavier ink deposit, an underbase, or small artwork adjustments, but these choices can affect hand-feel and curing time.

Heat transfer can handle detailed graphics, gradients, photographic elements, or short seasonal runs. It may be useful when a wine club wants small quantities for a limited release. The tradeoff is that transfers can look less integrated on thick cotton canvas, and adhesion must be tested on the exact fabric. A transfer that works well on smooth fabric may perform differently on rough canvas or over seams. If the artwork is large, approve flexing, folding, and rub performance after packing.

Embroidery can look premium, especially for a small vineyard mark, crest, or monogram. It is not always the best choice for large front artwork because it adds cost, can pucker lighter canvas, and may create stiffness on the inside of the bag. Woven labels, side seam labels, leather-look patches, or cotton labels can be strong alternatives when the brand wants a quieter retail aesthetic. Each branding method should be quoted as a separate option so buyers can compare unit cost and lead time.

  • Use vector artwork for screen print and define Pantone reference, print size, print position, and allowed tolerance.
  • Approve ink color on the actual canvas surface, not only on a monitor, PDF proof, or paper Pantone guide.
  • Avoid very thin strokes, small serif text, and delicate vineyard line art on coarse heavy canvas unless the factory confirms capability.
  • For natural canvas, decide whether seed specks inside the logo area are acceptable or whether a heavier ink deposit is required.
  • For dark dyed canvas, test opacity because light artwork may need a white underbase or multiple passes.
  • For retail programs, confirm hangtag, barcode label, care label, and brand label placement before production.

Separate MOQ, unit price, and hidden cost drivers in the quote

The lowest unit price may hide different assumptions. Canvas fabric may be stock or custom ordered. Printing may include one position or multiple positions. Packing may be bulk in a carton or individual polybag. Lab dips, screen setup, print strike-offs, hangtags, inner cartons, stronger export cartons, and inspection support can change the real landed cost. A useful procurement quote separates these items so a buyer can compare suppliers fairly and avoid surprises after sample approval.

MOQ is usually driven by fabric availability, cutting efficiency, print setup, dyeing minimums, and sewing line changeover. A simple natural canvas tote with one-color screen print may be practical at a lower MOQ than a dyed two-bottle tote with custom webbing, divider, hangtag, and retail barcode. If a wine club has several seasonal releases, it may be smarter to keep the same construction and change only the print artwork. This protects fit, sewing consistency, and sampling time while still giving the marketing team seasonal variation.

Buyers should also compare total landed unit cost, not just ex-factory price. A heavier tote may have a higher unit cost and a higher freight cost. A bag that folds poorly may require larger cartons. Individual packing may add labor and material but reduce dirt and handling damage. Air freight can erase savings from a low unit price if production runs late. Ask for carton dimensions and gross weight at quote stage so freight partners can provide realistic estimates before a purchase order is issued.

  • Fabric cost: weight, finish, dyeing, organic or recycled content, fabric width utilization, and shade approval work.
  • Printing cost: number of colors, print positions, screens, underbase, curing time, strike-off sample, and reject risk.
  • Sewing cost: divider, boxed bottom, reinforcement, inner pocket, labels, handle type, and thread requirements.
  • Packing cost: individual bag, tissue, paper band, master polybag, hangtag, export carton strength, and pallet request.
  • Commercial cost: MOQ, tiered pricing, sample fee, setup fee, payment terms, Incoterms, inspection arrangement, and reorder assumptions.

Approve samples that simulate real wine club use

A photo sample is not enough for a bottle carrier. The pre-production sample should use the actual fabric weight, handle construction, divider, bottom method, print method, label, and packing fold. If the final bag will be packed flat for sea shipment, approve the bag after it has been folded and reopened. Heavy canvas can hold crease marks, and large prints can show stress lines if packed too tightly. A sample that looks perfect when freshly sewn may look different after compression.

When the sample arrives, insert the real bottle type or the heaviest likely equivalent. Do not test only with empty display bottles. A burgundy bottle, Bordeaux bottle, champagne bottle, sparkling bottle, and tall slim bottle do not occupy the same space. If your club uses mixed shipments, test the largest expected combination. Measure the finished bag width, height, gusset, handle drop, divider width, and bottom depth. Record comments directly against the sample and the technical sheet before releasing bulk production.

A signed approval sample is a practical risk-control tool. Keep one approved sample with the supplier and one with the buyer, sourcing agent, or inspection company. Mark any approved imperfections clearly. For example, if natural seed flecks are acceptable, the sample standard should show the acceptable level. If print position can vary slightly, state the tolerance. This prevents subjective arguments during final inspection and gives the factory a clear production target.

  • Sample must include actual logo size, print color, print method, and print position.
  • Test with filled bottles or equivalent weight, not empty display bottles or paper stuffing.
  • Lift, carry, swing lightly, set down repeatedly, and observe handle stress, divider movement, and bottom shape.
  • Check whether bottles knock together inside the divided tote or press sharply against seams.
  • Review fold marks and print stress after 24-48 hours of sample packing compression.
  • Measure finished dimensions after sewing and compare them with the RFQ tolerance, not only with the pattern drawing.
  • Keep one signed approval sample with the supplier and one with the buyer or inspection company.

Plan packing and cartons before production starts

Canvas totes look simple, but packing method affects freight cost, warehouse handling, and product appearance. Flat packing reduces carton volume and is common for bulk orders, but heavy canvas may crease. Rolling can protect some shapes but usually increases labor and carton space. Individual polybags improve cleanliness and retail handling, yet some wine brands prefer to reduce plastic. Tissue wrap, paper bands, or master polybags can be alternatives, but they must be tested for dust protection, scuffing, moisture exposure, and presentation.

For importers and distributors, carton data belongs in the quote stage, not after production. Request pieces per carton, carton dimensions, net weight, gross weight, carton mark format, and whether cartons are suitable for export handling. If the tote ships together with wine, retail fixtures, gift boxes, or tasting room supplies, confirm carton compatibility. Overweight cartons create warehouse complaints and higher handling risk. Weak cartons can collapse, transferring creases into the bags and damaging print areas.

The right packing method depends on where the bag goes next. A tasting room team may prefer bulk flat-packed bags that staff can unpack before events. A retail merchandise program may need individual polybags, hangtags, and barcode labels. A member gift kit may need precise folding so the tote fits into a gift box. A plastic-free brand may accept paper bands but should understand the lower dust protection. These decisions should be priced and sampled, not solved at the packing table.

  • Bulk flat pack: lowest material cost and efficient for staff distribution, but less protection for white or light canvas.
  • Individual polybag: cleaner for retail or fulfillment and easier to count, but adds plastic, labor, and disposal concerns.
  • Paper band or tissue: better presentation for plastic-reduction goals, but may not protect against dust or moisture as well as polybag.
  • Carton weight: control for manual handling and receiving teams; avoid cartons that are too heavy when packed with dense canvas.
  • Carton strength: specify export cartons where long transit, stacking, or warehouse handling is expected.
  • Palletization: request when the warehouse requires it, but include pallet cost, volume, and labeling in freight planning.

Build lead time around fixed wine club dates

Wine club campaigns often have fixed pickup weekends, seasonal release dates, member shipment windows, or event deadlines. Tote bags are not the most complex product in a wine program, but delays can occur at fabric approval, lab dip approval, print strike-off, sample revision, bulk fabric preparation, final inspection, or export booking. Dyed canvas, organic fabric, recycled cotton, special webbing, custom labels, and retail packaging add more procurement steps than a stock natural canvas bag with one-color print.

A practical schedule works backward from the required in-hands date. Allow time for artwork confirmation, technical specification, sample making, sample shipping, internal review, revision if needed, bulk fabric preparation, cutting, printing, sewing, trimming, packing, inspection, export booking, customs clearance, and warehouse receiving. If the tote must be kitted with wine or other gifts, add time for receiving, sorting, and assembly. The bag delivery date should not be the same date the club expects to ship to members.

Emergency air freight should not be the default plan. Canvas is dense, and heavier constructions can be expensive to move by air. A 16 oz two-bottle tote may be attractive for a premium campaign, but it becomes painful if the schedule slips and air shipment is required. Buyers can reduce risk by freezing artwork early, approving fabric before final print decisions, using stock materials where possible, and reserving an inspection window before final payment and shipment release.

  • Artwork and spec freeze: avoid changing bag size, handle drop, divider design, or print size after sampling unless schedule allows.
  • Sample lead time: usually longer when dyed fabric, divider structure, special trim, embroidery, or retail packaging is used.
  • Bulk lead time: depends on order quantity, factory season, fabric availability, print complexity, and packing method.
  • Inspection window: reserve time before shipment; do not schedule final inspection on the same day as container loading.
  • Transit buffer: build extra days for customs, port congestion, truck appointment delays, and warehouse receiving.
  • Backup plan: decide in advance which elements can be simplified if the deadline tightens, such as stock fabric, one-color print, or bulk packing.

Specification comparison for buyers

Spec decisionRecommended optionWhen it fitsBuyer risk to check
Main body fabric10 oz to 12 oz cotton canvas, about 340-410 GSMMost wine club welcome gifts, retail add-ons, tasting room merchandise, and one- or two-bottle carriers where structure and cost both matterBelow 10 oz may feel promotional and sag under bottle weight; above 12 oz raises freight weight, sewing difficulty, and carton volume
Premium fabric upgrade14 oz to 16 oz heavy canvas, about 475-540 GSMLuxury memberships, reusable bottle carriers, paid retail merchandise, and gift sets where premium hand-feel is part of the valueHeavy fabric needs stronger needles, slower sewing, and larger cartons; print hand-feel, fold marks, and handle seam bulk must be approved on a pre-production sample
Fabric finishNatural, bleached, dyed, organic, or recycled cotton canvas quoted as separate optionsWine clubs matching a brand look, sustainability position, or retail display requirementDo not accept vague wording such as eco canvas; require exact fabric description, shade approval, and any certification documents needed for marketing claims
Bottle formatOne-bottle or two-bottle tote with internal divider panel where bottles may touchWine clubs handing bottles to members, using pickup events, or preparing gift kits with glass bottlesDivider must be stitched into bottom and side or upper reinforcement points; loose dividers shift and can allow bottle impact
Handle constructionSelf-fabric handles or 1.25-1.5 inch cotton webbing with box-X or bartack reinforcementBottle loads, tasting room carry use, fulfillment programs, and buyers who want fewer handle failuresSingle-row handle attachment is not enough; define stitch pattern, thread, handle drop, and minimum loaded pull or hang test
Bottom supportFolded boxed bottom with reinforced seam or inserted canvas bottom panelTwo-bottle carriers, gift kits with corkscrews or tasting notes, and bags expected to stand on a counterFlat envelope totes collapse and let bottles roll; carton packing must protect bottom shape and avoid hard creases
Logo methodScreen print for 1-3 solid colors; heat transfer only for detailed short runs; woven label or embroidery for subtle premium brandingMost wine club logos, vineyard marks, member program names, seasonal artwork, and retail-facing bagsThick canvas absorbs ink differently; approve color, opacity, edge sharpness, and adhesion on actual bulk-like fabric, not only a digital or paper proof
Wash and shrinkage controlPre-shrunk or sanforized canvas if laundering is claimed; otherwise label as spot cleanRetail bags, premium member gifts, and brands with clear care instructionsUntreated cotton canvas can shrink or wrinkle; do not promise machine washable unless fabric, print, and finished bag are tested after washing
Packing methodFlat packed by size with tissue, paper band, master polybag, or individual polybag options; carton weight controlled under warehouse handling limitsImporters balancing presentation, cleanliness, plastic reduction, carton count, and freight costOver-compressed packing creates deep fold lines on heavy canvas and may crack or mark large prints during long transit

Buyer checklist before sampling

  1. Define the bottle load clearly: one 750 ml bottle, two 750 ml bottles, champagne or sparkling bottle, magnum, or mixed gift set with insert cards, corkscrew, tissue, and packaging.
  2. Choose canvas weight by function: 8 oz for light merchandise only, 10-12 oz for standard wine club totes, and 14-16 oz for premium reusable bottle carriers where freight impact is acceptable.
  3. State the exact base fabric: natural, bleached, dyed, washed, pre-shrunk, organic cotton, recycled cotton blend, or other composition; do not assume all suppliers quote the same canvas.
  4. Specify finished bag dimensions after sewing, including width, height, gusset or bottom depth, divider width, handle drop, and tolerance requirements.
  5. Confirm bottle fit using the largest expected bottle style, especially burgundy, champagne, sparkling wine, or unusually tall slim bottles.
  6. Include handle width, handle length, handle material, attachment location, reinforcement pattern, thread type, and required loaded test in the RFQ.
  7. Decide whether the bag must stand upright on a tasting counter, fold flat for carton packing, fit into an existing wine shipper, or hang on retail display hooks.
  8. Provide logo artwork as vector file, specify Pantone or brand color references, print size, print position, and whether color matching must be approved on actual canvas.
  9. Set acceptance criteria for fabric stains, seed flecks, slubs, weaving defects, broken stitches, skipped stitches, print misregistration, ink smudges, and carton crushing.
  10. Request a pre-production sample with actual fabric, print, handle, divider, bottom construction, care label if any, and packing method before bulk cutting.

Factory quote questions to send

  1. What is the exact fabric weight in oz and GSM, and is the canvas greige, natural, bleached, dyed, washed, pre-shrunk, or sanforized?
  2. Is the quoted fabric stock fabric or made-to-order fabric, and what shade or dye lot risk applies if we reorder later?
  3. What is the fabric composition, and can you provide documentation if organic cotton, recycled cotton, or a specific certification is requested?
  4. What bottle size and loaded weight did you use when recommending the handle, divider, and bottom construction?
  5. Can you quote both 10 oz and 12 oz canvas with the same dimensions, print, handle, packing, and Incoterms so our team can compare cost and hand-feel fairly?
  6. What sewing reinforcement will be used at the handle points: box stitch, box-X, bartack, double row, or another method, and can you show a close-up sample photo?
  7. Will the internal bottle divider be stitched into the bottom seam and side seam, or only attached at the top? Please describe the sewing sequence.
  8. Which thread type and stitch density are included in the quote, and are any heavier needles or slower sewing operations required for 14 oz or 16 oz canvas?
  9. Which print method is included in the price, and how many colors, positions, screens, underbase layers, or setup charges are included?
  10. Can you test print color, opacity, adhesion, and edge sharpness on the selected canvas before bulk production?

Quality-control points to confirm

  1. Fabric weight measured within agreed tolerance, commonly plus or minus 5 percent, using actual bulk fabric before cutting, with oz and GSM recorded in the inspection report.
  2. Finished bag dimensions within agreed tolerance, commonly plus or minus 0.5 cm to 1 cm depending on size and construction, measured on flattened finished goods after sewing.
  3. Bottle fit verified with the approved bottle type or a documented equivalent diameter and height, including divider clearance and ease of insertion.
  4. Handle pull, lift, or hang test matched to expected loaded use; for two-bottle totes, test with a safety margin above the expected loaded weight and check tearing around attachment points.
  5. Box-X, bartack, or agreed reinforcement present at all handle attachment points, with no skipped stitches, loose thread ends, open seams, or needle damage that weakens the top hem.
  6. Internal divider securely fixed and not twisting, tearing, or shifting when two bottles are inserted, lifted, set down, and removed repeatedly.
  7. Bottom seams, gussets, and side seams sewn straight enough for the bag to stand, fold, or fit into the approved packing method as confirmed by the signed sample.
  8. Print color, position, opacity, registration, edge sharpness, and adhesion checked on the actual canvas surface after drying or curing, not only while wet or freshly printed.
  9. No major fabric stains, oil marks, holes, severe weaving defects, visible dirt, or unacceptable slubs on front logo panels and other customer-facing areas.
  10. Natural canvas seed flecks and minor slubs controlled according to the approved sample standard so normal cotton character is not confused with defects.