Start With the Packing Plan, Not Afterthought Cartons

Wholesale canvas wine carriers for artisan bakeries sit in an unusual category. They are functional packaging, retail presentation, and brand merchandise at the same time. A carrier may hold wine, cider, sparkling wine, olive oil, syrup, vinegar, or a private-label bakery beverage. It may also sit beside panettone, biscotti, chocolate, preserves, crackers, specialty bread, or a seasonal hamper. By the time the customer sees it at the counter or receives it as a corporate gift, the bag has already been folded, bundled, cartoned, shipped, unpacked, and handled by bakery staff.

That journey is why carton packing belongs in the product specification. If the carton is overfilled, the boxed bottom can arrive crushed and the bag may not stand cleanly with a bottle inside. If the pieces are loose, natural canvas can pick up dust, edge abrasion, and print scuffs. If carton marks are vague, holiday versions, store-specific allocations, or private-label orders can be mixed during receiving.

A useful RFQ asks every supplier to quote the same packing assumption. That includes pieces per inner bundle, bundles per carton, carton dimensions, gross weight, net weight, folding direction, print-face protection, carton material description, and CBM. A low unit price is not a win if the bakery must spend hours steaming folds, wiping dirty panels, re-sorting cartons, or discarding carriers with creased logos.

  • Put carton packing in the RFQ, sample approval, purchase order, and inspection checklist.
  • Ask for pieces per carton, carton dimensions, gross weight, net weight, CBM, bundle method, and folding direction in every quote.
  • Approve a packed sample, or at least clear packing photos, before bulk shipment.
  • Compare suppliers by landed cost, usable presentation, and receiving workload, not unit price alone.
  • Use the same bottle data for pattern making, sampling, packing trials, inspection, and warehouse receiving.

Define the Bottle Before the Carrier

The bottle is the first technical input. A common 750 ml still wine bottle may be about 73-76 mm in diameter and 300-320 mm tall, but that range is only a starting point. Sparkling wine bottles are usually wider and heavier. Olive oil, syrup, and vinegar bottles can be tall, square, tapered, or fitted with closures that need extra clearance. Two products with the same nominal volume can need different carrier patterns.

Procurement should send a bottle sample, a dimensioned drawing, or a reliable measurement sheet. The important numbers are total height, widest diameter, base diameter, shoulder shape, closure height, label thickness if it affects the widest point, and filled weight. Pattern makers then need functional ease so the bottle slides in smoothly after sewing variation and fabric thickness are considered. A practical starting range is 8-15 mm total ease around the widest point, adjusted for canvas stiffness and whether the carrier has one or two compartments.

Use case changes the pattern. A counter-sold single bottle needs enough bottom structure to stand upright. A two-bottle carrier needs a divider that keeps glass from touching. A bottle-plus-food carrier needs width for bakery items without letting the bottle lean or collapse the front logo panel. A carrier placed inside a larger hamper may need a cleaner fold recovery than a bag used immediately at checkout.

  • Measure bottle height, widest diameter, base diameter, closure height, shoulder shape, label thickness if relevant, and filled weight.
  • Confirm whether the program covers still wine, sparkling wine, cider, olive oil, syrup, vinegar, or a mixed bottle range.
  • State whether the carrier is displayed at checkout, carried by customers, inserted into a hamper, courier shipped, or used in gift-pack assembly.
  • For single-bottle bags, check that the bottom gusset supports the bottle without leaning.
  • For two-bottle bags, load both sides and confirm the divider keeps bottles apart.
  • Freeze bottle dimensions before bulk cutting, or require a revised sample when the bottle changes.

Choose Canvas Weight and Finish With Bulk Production in Mind

For reusable bakery wine carriers, 10-12 oz cotton canvas, roughly 340-410 GSM finished weight, is a practical sourcing range. It has more body than a lightweight bread bag, prints well for many bakery graphics, and still folds efficiently for carton packing. An 8 oz canvas can work for short-term promotions or lower-cost single-bottle orders, but it wrinkles more easily and may feel less substantial after compression. A 14 oz canvas can look premium, yet it adds cost, carton weight, stiffness, and freight volume.

The RFQ should name finished fabric weight, not just a catalog description. Some suppliers quote greige fabric before bleaching, dyeing, washing, or finishing. Buyers need to know the weight of the fabric actually sewn into the carrier. A common working tolerance is +/-5% on finished GSM unless the purchase order states another range. If the canvas is washed or preshrunk, ask for expected residual shrinkage because it can change finished dimensions and print placement.

Natural canvas suits artisan bakeries because it works with kraft boxes, unbleached cartons, wood fixtures, handwritten-style labels, and rustic merchandising. It is also a natural material, so it will not look identical from roll to roll. Seed flecks, small slubs, and mild shade movement may be acceptable. Oil stains, mildew odor, dirty fold marks, and dark contamination on the logo panel are a different matter; those should be treated as retail defects, not charming variation.

  • Specify canvas in both oz and GSM, such as 10 oz/340 GSM or 12 oz/410 GSM finished weight.
  • Use +/-5% finished GSM as a common tolerance unless the purchase order approves another range.
  • Define natural, bleached, dyed, organic cotton, recycled-content cotton, or cotton-blend fabric before quoting.
  • Ask whether the fabric is unwashed, washed, preshrunk, or finished with sizing that affects hand-feel.
  • Approve a bulk-source swatch instead of relying only on a generic supplier card.
  • Set visual standards for seed flecks, slubs, shade variation, stains, odor, and logo-panel cleanliness.

Build Strength Into the Construction Spec

Canvas wine carriers fail in predictable places: handle attachments, top hems, side seams, boxed bottom corners, and dividers. Those details should be specified, photographed, sampled, and inspected. A clean product photo can hide weak stitching, an undersized gusset, or a divider that looks fine while empty but shifts when two filled bottles are inserted.

Handles need measurable construction details. Self-fabric handles give a consistent natural look. Cotton webbing can add strength and a firmer feel. Common handle widths are 25-38 mm, though the right width depends on load, comfort, and style. Handle drop also matters. Too short feels awkward at checkout; too long can make the loaded carrier swing, twist, or distort the top seam. Reinforcement should be named clearly: bartack, box stitch, cross stitch, dense double-row stitching, or another approved construction.

Two-bottle carriers need dividers that work as safety and presentation features. A divider should be anchored where the bottle bodies need separation, not loosely caught at the top. The height should prevent bottle contact while still allowing staff to insert and remove bottles quickly. Bottom construction is just as important. A boxed bottom that is narrow, crooked, or soft can make bottles lean, which looks poor on a bakery counter and increases stress during carrying.

  • Specify handle material, width, drop, placement, thread color, stitch density, and reinforcement method.
  • Record the approved stitch pattern with close-up photos for factory and inspection reference.
  • Define body width, height, side gusset, bottom gusset, boxed-corner construction, and top hem in millimeters.
  • For dividers, specify height, material, seam position, top and bottom anchor points, and acceptable skew.
  • Confirm whether seams are single-needle, double-needle, overlocked, bound, or otherwise finished.
  • Require loaded testing because visual stitching checks do not prove carrying performance.

Make Artwork Practical for Canvas

Most artisan bakery canvas wine carriers use one-color or two-color water-based screen printing. It works well on cotton canvas, keeps a relatively soft hand, and suits bakery logos, line illustrations, seasonal icons, and private-label gift graphics. Three spot colors may be practical, but every added color increases setup, registration control, and inspection risk. Heat transfer can help with fine detail, gradients, or small batch complexity, yet it changes the surface feel and should be tested for crease behavior and adhesion on the selected canvas.

Artwork should be approved on real fabric. Natural canvas absorbs ink differently from bleached or dyed canvas. Fine serif type, thin reverse lines, and tight gaps can fill in during screen printing. Large solid ink blocks can feel stiff and may crack, crease, or transfer if the packing fold crosses the print. Pantone references help, but perceived color will shift against seeded natural cloth, so the buyer should approve a realistic production tolerance.

Placement needs numbers, not just a mockup. State print width and height, distance from the top edge, distance from side seams, and centerline alignment. If printing is done before sewing, cutting and sewing variation affect final placement. If printing is done after sewing, seams, boxed bottoms, and dividers can create uneven pressure. Labels, hangtags, belly bands, barcode stickers, and store allocation marks should be quoted separately so procurement can see what is driving cost.

  • Provide vector artwork, Pantone references, print size, color count, and exact placement measurements.
  • Avoid tiny type, thin reverse lettering, and dense fine lines unless a strike-off proves readability.
  • Approve a real printed strike-off or pre-production sample instead of a digital mockup only.
  • Confirm whether print is before sewing or after sewing, and define how placement tolerance is measured.
  • Keep fold lines away from heavy ink coverage where possible.
  • Separate screen charges, setup fees, label costs, hangtags, barcode stickers, and retail packing in the quote.

Control MOQ, Versions, and Price Breaks

MOQ is rarely just a piece count. It is shaped by fabric availability, dye lot size, cutting efficiency, print setup, sewing-line planning, labels, packing materials, carton marks, and inspection control. Natural canvas with one print color is usually easier to manage than dyed canvas with multiple logo versions and store-specific barcode labels. Ask for MOQ by body style, fabric color, print design, label type, packing version, and carton-mark version.

Bakery buyers often create cost by multiplying SKUs too early. A separate carrier for every holiday flavor, store, or corporate customer may sound attractive, but each version adds artwork approval, print setup, carton marking, allocation risk, and mixed-carton exposure. For moderate volumes, one common carrier body with seasonal hangtags, belly bands, or stickers can keep sewing and packing stable while still giving marketing room to change the message.

Price breaks should match production logic. Round quantities such as 1,000, 2,000, and 5,000 pieces are easy to read, but they may not match fabric yield, carton counts, or pallet loading. Ask the supplier where fabric buying becomes more efficient, where print setup is spread across enough pieces, and which quantity creates full cartons without overcompression. Those answers help procurement compare the real cost structure behind the quote.

  • Break MOQ down by body style, fabric color, logo design, label, tag, barcode, packing method, and carton mark.
  • Ask for price breaks at carton-efficient and material-efficient quantities, not only round numbers.
  • Standardize the bag body and change seasonal messaging through tags, bands, or stickers when volumes are modest.
  • Expect higher MOQ or setup cost for dyed fabric, multi-color print, woven labels, individual polybags, and mixed-SKU packing.
  • Confirm overrun and underrun tolerance, such as +/-3% or another written range, before production.
  • Ask whether leftover fabric or approved printed panels can support reorder continuity.

Write the Carton Packing Plan in Operational Terms

A strong carton packing plan protects shape, print, cleanliness, and freight efficiency. Canvas wine carriers may be flat packed, controlled-fold packed, nested, bundled, interleaved, or individually polybagged. The right method depends on canvas weight, gusset depth, handle thickness, divider construction, print placement, and how the bakery will use the bags after receiving them.

The packing unit should be clear enough for a warehouse receiver to check quickly. For example, a purchase order may require inner bundles of 10 or 20 pieces, consistent fold direction, print face protected against print face, and export cartons sized so bags are snug but not crushed. Tissue or paper interleaving is helpful when dark ink, heavy coverage, or transfer risk is present. It does not need to be automatic for every project. Individual polybags reduce dust and handling marks, but they add plastic, cost, unpacking labor, and possible condensation concerns if goods are packed in humid conditions.

Carton strength should match the route. Palletized warehouse shipments can use larger cartons if the weight remains safe to handle. Courier drops to individual bakery stores may need smaller cartons, stronger taping, and clearer carton marks. Sea freight routes need more attention to moisture control, desiccant use, carton liners, and compression during stacking. Always request carton L x W x H, gross weight, net weight, CBM per carton, and CBM per 1,000 pieces so quotes can be compared on landed cost.

  • Specify flat pack, controlled fold, nested pack, inner bundle, tissue interleaving, carton liner, or individual polybag in the purchase order.
  • Set pieces per inner bundle, bundles per carton, carton dimensions, gross weight, net weight, and carton CBM.
  • Avoid folding through the logo or heavy ink unless the packed sample proves the crease is acceptable.
  • Use tissue or print-face sheets where scuffing or ink transfer is likely, not by default for every order.
  • Confirm desiccant, dry storage, and carton sealing requirements for humid shipping routes.
  • Match carton size and weight to warehouse receiving, courier store delivery, or bakery gift-pack assembly needs.

Approve Samples That Prove Function

Sample approval should prove more than appearance. A useful pre-production sample uses the actual canvas weight, actual finish, final logo method, finished handle reinforcement, completed divider, correct dimensions, and intended folding method. If approval is based only on a photo or a loosely made development sample, later disputes over bottle tilt, weak handles, print stiffness, or carton creasing become harder to resolve.

Test the sample with the real bottle or a dimension-matched weighted dummy. Insert the bottle, set the bag on a flat surface, lift it by the handles, and watch how the base behaves. For two-bottle carriers, load both compartments and confirm the divider prevents contact. Look at the logo with bottles inside because the fabric can bow or stretch under load. If the carrier will sit beside a bakery box, paper band, tag, or hamper tray, stage those items together before approving the final look.

Packing evidence should be approved before bulk cartons are sealed. A folding diagram, bundle photo, and packed carton photo give the factory, inspector, and receiving team the same reference. For seasonal or multi-SKU orders, keep one signed sample with the supplier and one with the buyer-side inspection contact. The inspection checklist should refer to that sample for fabric, shade, stitching, print, divider, dimensions, and packing.

  • Approve actual GSM, fabric shade, print method, print placement, handle reinforcement, divider construction, and finished dimensions.
  • Photograph the sample loaded, unloaded, front, side, bottom, handle attachment, divider interior, and folded packing view.
  • Use the real bottle or a dimension-matched weighted dummy for fit and load checks.
  • Keep signed approval samples with both supplier and buyer-side inspection contact.
  • Do not authorize bulk cutting until bottle dimensions, artwork, fabric, construction, and packing method are frozen.
  • Require revised approval when fabric, bottle, artwork, divider, handle, or packing method changes.

Set Inspection Criteria Before Production Starts

Quality control should combine measurements, function checks, and retail presentation judgment. For dimensions, measure the agreed sample size after sewing and pressing. Key points include body width, body height, bottom gusset, side gusset, handle drop, handle placement, divider height, and divider center offset. A common working tolerance might be +/-5 mm for major body dimensions and +/-3 mm for placement-sensitive points, but the purchase order should state the exact limit.

Loaded testing is essential because these carriers hold glass. Define a test using the approved filled weight or a slightly higher agreed test weight. A practical method is a static hang test followed by several short lift-and-set motions, checking for handle tearing, stitch popping, seam slippage, or severe distortion. The supplier and inspector should use the same test method so pass or fail is not decided by opinion.

Defect classification should be written before production. Major defects may include mildew odor, oil stains, incorrect artwork, wrong color, failed load test, open seams, loose divider, severe print misregistration, print transfer, mixed SKU cartons, or carton damage that affects the goods. Minor defects may include small loose threads or mild natural slubs outside the logo panel if presentation is not affected. A standard AQL plan can be used for many B2B orders, but critical defects and functional tests should be stated separately.

  • Measure finished dimensions against the approved sample and written tolerance sheet.
  • Check fabric GSM, shade, odor, stains, slubs, and logo-panel cleanliness before accepting retail presentation.
  • Run loaded handle, seam, bottom gusset, and divider checks using the approved bottle weight.
  • Inspect print for color, placement, registration, rub-off, pinholes, cracking, ghosting, and transfer to adjacent bags.
  • Trim loose threads and reject open seams, skipped stitch clusters, weak bartacks, and unsecured dividers.
  • Open cartons during inspection to confirm bundle count, folding direction, carton marks, SKU separation, and print protection.

Plan Lead Time Around Bakery Assembly

Bakery wine carrier demand often peaks around Christmas, Thanksgiving, New Year gifting, harvest promotions, weddings, and corporate gift seasons. The deadline that matters is not the factory ship date. It is the date bakery staff must begin packing finished gift sets. Work backward from that assembly date and include sample shipping, buyer review, production, inspection, export handling, customs, domestic freight, warehouse receiving, carton sorting, and any repacking time.

Lead time includes more than sewing. A realistic schedule covers artwork proofing, fabric swatch or lab dip approval, sample making, sample transit, pre-production approval, fabric booking, cutting, printing, curing, sewing, trimming, pressing, QC, packing, carton marking, inspection, freight booking, and delivery. Natural canvas with a one-color print is usually simpler than dyed canvas with labels and mixed-store cartons. Even simple orders can slip when artwork, bottle dimensions, or carton marks arrive late.

Receiving checks should mirror the purchase order. The warehouse or bakery distribution team should confirm carton count, carton marks, SKU version, carton condition, quantity per carton, visible moisture damage, and first-piece appearance. If stores receive direct cartons, carton quantity should match allocation where possible. A carton of 100 may be efficient for a warehouse but awkward for a small bakery that needs 35 carriers and has little backroom space.

  • Build the schedule backward from bakery gift-pack assembly, not from supplier production start.
  • Set approval dates for artwork, fabric, sample, bulk cutting, printing, sewing, carton marks, inspection, and shipment.
  • Lock bottle dimensions and artwork before cutting when print placement and divider position depend on panel size.
  • Confirm delivery routing and carton marks before packing to avoid relabeling finished cartons.
  • Plan extra time for dyed canvas, lab dips, multi-color print, revised samples, store allocation, and split shipments.
  • At receiving, check carton count, SKU marks, carton condition, quantity per carton, moisture signs, and first-piece presentation.

Specification comparison for buyers

Spec decisionRecommended B2B targetWhen it fitsQuote or QC risk to check
Bottle-fit basisUse measured bottle data: total height, widest diameter, base diameter, shoulder shape, closure height, label thickness if relevant, and filled weight; allow about 8-15 mm functional ease around the widest point depending on canvas stiffness and sewing toleranceWine, cider, sparkling wine, olive oil, syrup, vinegar, private-label beverages, and bakery pantry bottles with different shapes or suppliersA generic 750 ml pattern can be too tight for sparkling bottles or too short for tall oil bottles, creating tilted bottles, stressed seams, exposed closures, or slow packing at the bakery
Finished canvas weight10-12 oz cotton canvas, about 340-410 GSM finished weight, with an agreed tolerance such as +/-5% unless the purchase order approves another rangeReusable artisan bakery wine carriers that need to hold glass, stand neatly, print cleanly, and feel giftableSome quotes use greige or nominal fabric weight; verify finished bulk GSM before cutting and again during inspection if weight is critical
Fabric finish and shadeNatural, bleached, dyed, organic cotton, recycled-content cotton, or cotton blend; approve a bulk-source swatch and define acceptable seed flecks, slubs, shade range, and logo-panel cleanlinessBakery brands using kraft packaging, paper bands, wood displays, neutral labels, rustic merchandising, or premium pantry gift setsNatural canvas varies by lot; oil marks, mildew odor, dark contamination on the print panel, and dirty fold lines should be treated as major presentation defects
Carrier formatSingle-bottle carrier, two-bottle carrier, or bottle-plus-food carrier with a boxed bottom, defined gusset depth, and divider anchored to approved pointsPanettone-and-wine sets, chocolate-and-wine gifts, holiday bundles, market retail packs, wedding favors, and corporate giftingA shallow gusset makes bottles lean; a loose divider allows glass contact; an oversized food compartment can collapse the logo panel when loaded
Handle constructionSelf-fabric or cotton webbing handles, usually 25-38 mm wide, with box stitch, cross stitch, bartack, dense double-row stitching, or another approved reinforcement at load pointsCounter-to-car carry-out, retail gift display, bakery market sales, and delivery handoff where the customer handles filled glass bottlesHandle photos do not prove strength; require loaded static hang and short lift-or-jerk checks using the approved filled weight
Print methodWater-based screen print for 1-3 spot colors; heat transfer for fine detail, gradients, or short-run graphic complexity; woven or printed labels for repeat programsBakery logos, seasonal artwork, private-label wine gifts, event graphics, and corporate gift ordersFine type can fill in on coarse canvas; heavy ink blocks can crack, crease, or transfer if folded through the logo
Dimensional toleranceSet finished tolerances such as +/-5 mm for body width and height, +/-3 mm for placement-sensitive points, and +/-5 mm for handle drop unless the design needs tighter limitsBulk orders distributed across stores, warehouses, gift-pack assembly lines, or multiple carton dropsUncontrolled sewing variation can shift the print panel, narrow the bottle pocket, misalign dividers, or make two-bottle carriers sit unevenly
Packing methodFlat pack or controlled-fold pack in inner bundles, commonly 10-25 pieces per bundle, with print-face protection only where needed and carton compression controlledSea freight, warehouse distribution, courier store drops, bakery gift assembly, or seasonal launch inventoryOverfilled cartons deform gussets and crease logos; loose cartons increase scuffing, dust marks, carton crush, and receiving disputes
Carton dataQuote pieces per carton, carton L x W x H, gross weight, net weight, carton board strength or description, CBM per carton, and CBM per 1,000 piecesLanded-cost comparison between factories, trading companies, importers, and local decoratorsA lower unit price can be offset by higher CBM, inconvenient carton quantities, excess repacking labor, or damaged retail presentation

Buyer checklist before sampling

  1. Define the exact bottle or bottles before the RFQ: 750 ml still wine, sparkling wine, cider, olive oil, syrup, vinegar, or private-label bakery beverage, including total height, widest diameter, base diameter, closure height, shoulder shape, and filled weight.
  2. State the use case in plain terms: single-bottle sale, two-bottle gift, bottle-plus-food set, counter display, hamper component, courier-shipped gift pack, wedding favor, or customer carry-out bag.
  3. Specify target finished fabric weight in both oz and GSM, such as 10 oz/340 GSM or 12 oz/410 GSM, and state the accepted finished-weight tolerance before cutting.
  4. Clarify fabric composition and finish: natural cotton, bleached cotton, dyed canvas, organic cotton, recycled-content cotton, cotton-poly blend, washed finish, preshrunk finish, or unwashed finish.
  5. Define visual acceptance for natural canvas, including seed flecks, slubs, shade range, dark marks on logo panels, oil stains, mildew odor, loose fibers, and dirty fold marks.
  6. Provide artwork as vector files with Pantone references, print size, placement from top edge and side seams, number of colors, and minimum acceptable line thickness or text size.
  7. Confirm whether printing is before sewing or after sewing, and ask how the factory controls placement against seams, boxed corners, divider stitching, and the front panel centerline.
  8. Specify handle material, handle width, handle drop, stitch pattern, thread color, stitch density, and load-bearing reinforcement method instead of saying reinforced handles only.
  9. For two-bottle carriers, define divider height, divider material, anchor points, center position, acceptable skew, and whether bottles must remain separated during loaded carrying.
  10. Request one physical pre-production sample with actual bottle fit, finished fabric, final logo method, handle reinforcement, divider, folding direction, bundle method, and carton packing method.

Factory quote questions to send

  1. What finished canvas weight are you quoting in GSM and oz, and is the tolerance based on finished bulk fabric rather than greige fabric before finishing?
  2. What is the exact fabric composition, yarn or weave description if available, finish, shrinkage expectation, and color standard, and can you provide a bulk-source swatch from the intended fabric lot?
  3. Can your quoted pattern hold our specified bottle height, widest diameter, base diameter, shoulder shape, closure height, label thickness if relevant, and filled weight with the approved functional ease?
  4. What are the finished dimensions and tolerances for body width, height, bottom gusset, side gusset, handle drop, handle placement, divider height, divider position, and print placement?
  5. What handle material is included, what is the handle width, and what reinforcement is used: bartack, box stitch, cross stitch, double-row stitch, or another approved method?
  6. What loaded performance test do you run on the handle and seams, and what test weight, hang time, and short jerk or lift-and-set method will you use for our bottle weight?
  7. For two-bottle carriers, how is the divider constructed, where is it anchored, what is the divider height, and what prevents bottle-to-bottle contact during normal carrying?
  8. Which print method is included in the price, what is the maximum print area, what minimum line width is practical on the chosen canvas, and what color tolerance do you apply?
  9. Is the logo printed before sewing or after sewing, and how will you control print placement if the artwork must align with the front panel, seam line, boxed bottom, or divider?
  10. What is the MOQ by body style, fabric color, print design, label type, hangtag, barcode, packing version, carton-mark version, and shipment split?

Quality-control points to confirm

  1. Verify finished canvas weight against the approved standard, commonly +/-5% unless the purchase order states a different tolerance; test bulk fabric before cutting when possible.
  2. Measure finished dimensions after sewing and pressing, including body width, body height, bottom gusset, side gusset, handle width, handle drop, handle spacing, divider height, and divider offset.
  3. Check bottle fit using the actual bottle or a dimension-matched dummy at filled weight, including closure height and label thickness where relevant; do not rely on a generic empty wine bottle.
  4. For a practical loaded test, suspend the filled carrier or equivalent test weight for a defined period, then perform short lift-and-set or jerk checks with no handle tearing, seam popping, or major distortion.
  5. Inspect handle reinforcement for the approved stitch pattern, stitch density, backtack security, thread color, skipped stitches, broken threads, and consistent placement on both sides.
  6. Inspect divider seams for straightness, top and bottom anchoring, centering, and ability to keep bottles separated during ordinary lifting, walking, and set-down handling.
  7. Check seam quality at side seams, bottom corners, boxed gussets, and top hems for seam slippage, raw edges, puckering, fraying, loose threads, or open stitches.
  8. Test print appearance and durability with dry rub and light scratch checks, looking for bleeding, pinholes, ghosting, cracking, scuffing, offset to adjacent bags, and misregistration.
  9. Classify fabric presentation defects before inspection: oil stains, mildew odor, dark slubs on logo panels, uneven bleaching, dirty fold marks, loose fibers, and foreign contamination should not pass retail QC.
  10. Confirm logo placement against the approved sample using measurable reference points such as top edge, side seam, bottom gusset fold, and panel centerline.