Guide · Merchandise bags

What size custom merchandise bag do I need for books, cards, shirts and vinyl records?

Short answer: Add your item's width plus its thickness plus 1 inch of clearance to get the required Width + Side Gusset, and add 2 inches to the height for a fold-over top seal. Popular sizes on custom merchandise bags are 5 × 1 × 7.5 in for cards, 6.25 × 2 × 9.25 in for books, and 10 × 2.5 × 13 in for shirts.

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Four custom merchandise bag sizes lined up next to a greeting card, paperback book, folded t-shirt and 12-inch vinyl record
On this page
  1. How do I calculate merchandise bag width and height for items with thickness
  2. What are the standard custom merchandise bag sizes by retail item
  3. How do bookstores, stationery shops and galleries size counter bags
  4. What size merchandise bag fits folded t-shirts, hoodies and 12-inch vinyl records
  5. How do I pick a 2-size or 3-size counter bag line for my store
  6. Common mistakes
  7. FAQs
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Unlike rigid boxes or square-bottom shopping totes, a flat or side-gusseted paper merchandise bag starts completely flat under your checkout counter and must borrow width from its front and back walls (or expandable side pleats) whenever a three-dimensional object slides inside. If you put a 6-inch-wide hardcover book that is 1.25 inches thick into a flat 6-inch-wide bag, the book simply will not fit. To size any merchandise bag accurately, add the item's flat width plus its spine or stack thickness plus 1 inch of hand clearance; that sum must be less than or equal to the bag's Face Width plus Side Gusset (W + G). For height, add the item's height plus half of its thickness plus 2 inches of top allowance so your cashier can fold the top edge down and seal it with a logo sticker.

How do I calculate merchandise bag width and height for items with thickness?

Every paper merchandise bag is written as Width × Side Gusset × Height in inches (for example, 6.25 × 2 × 9.25 in). On a flat 0-gusset sleeve, the side gusset is 0 inches, so the front and back sheets are glued directly together along the left and right edges. On a side-gusseted merchandise bag, an inward-folded pleat along each side expands from 0 inches up to 1, 2 or 3 inches as you slide a thicker item inside. Because the paper tube has a fixed perimeter, any thickness taken up by a book spine, a soap bar or a folded hoodie reduces the usable flat width of the bag. When you order custom printed merchandise bags, apply the two counter-sizing equations below before picking your dimensions so cashiers never struggle to slide items past the top lip during a Saturday rush.

  1. Required Width + Side Gusset (W + G) >= Item Width + Item Thickness + 1.0 in (hand clearance).
  2. Required Bag Height (H) >= Item Height + (0.5 × Item Thickness) + 2.0 in (for a clean fold-over top flap).
  3. Die-cut handle clearance: if your bag has a reinforced oval hand-hole near the top, add 3.5 inches above the item height so the top of a record jacket or hardcover book sits below the cutout.
  4. Extended back lip: note that bag height is measured to the main front lip; the extended back thumb lip protrudes an extra 0.375 to 0.5 inches above that.

What are the standard custom merchandise bag sizes by retail item?

While CubitPack manufactures custom paper merchandise bags to your exact dimensions with no cutting die or printing plate charges, most independent bookstores, museum shops, apparel boutiques, record stores and bakeries build their counter assortment around seven proven sizes. Use the reference table below to match your core products to the right Width × Side Gusset × Height.

Merchandise bag size (W × G × H)Max item dimensions (W × D × H)Typical retail & cafe items
4 × 0 × 6.25 in (flat sleeve)3 × 0.25 × 4.25 inEnamel pins, sticker packs, gift cards, rings, single cookie
5 × 1 × 7.5 in4.5 × 0.75 × 5.5 inA2 and A7 greeting cards, postcards, bar soap, small tins
6.25 × 2 × 9.25 in6 × 1.5 × 7 inTrade paperbacks, A5 journals, sunglasses, boxed serum bottles
7.5 × 2 × 10.5 in6.5 × 1.75 × 8.5 inHardcover novels, two paperbacks, 5 × 7 framed prints, pastry pair
8.5 × 2 × 11 in8 × 1.5 × 9 in8 × 10 art prints, magazines, comic books, folded t-shirt, scarves
10 × 2.5 × 13 in9.5 × 2.25 × 10.5 inTwo folded t-shirts, light sweater, yarn skeins, multi-book bundle
12 × 3 × 15 in11.5 × 2.5 × 12.5 inFleece hoodie, denim jeans, 9 × 12 sketchbooks, boxed gift sets
13 × 2 × 13.5 in (die-cut handle)12.5 × 1 × 12.5 in12-inch LP vinyl record jackets, gatefold albums, wall calendars

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How do bookstores, stationery shops and galleries size counter bags?

Paper goods and books have sharp corners that catch immediately if a bag is even half an inch too narrow. For greeting card and stationery boutiques, the workhorse small bag is 5 × 1 × 7.5 inches or 5.5 × 1 × 8 inches: it swallows a stack of six standard A7 (5.25 × 7.25 in) envelopes with room to fold the top lip down and seal it with a branded sticker. For 8 × 10 inch matted art prints, comic books in backing boards and literary magazines, step up to an 8.5 × 2 × 11 inch or 9.5 × 0 × 12 inch flat sleeve so the print lies flat without curling. In independent bookstores, a single 6.25 × 2 × 9.25 inch side-gusseted kraft bag handles mass-market paperbacks and standard 5.5 × 8.5 inch trade paperbacks, while a 7.5 × 2 × 10.5 inch or 8.5 × 2 × 11 inch bag covers 6 × 9 inch hardcovers. If a reader buys three or four hardcovers at once, transition to our upright custom kraft paper bags or custom paper bags with handles with a flat block bottom.

6.25 × 2 × 9.25 inch side-gusseted kraft merchandise bag expanding around a hardcover book

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What size merchandise bag fits folded t-shirts, hoodies and 12-inch vinyl records?

Apparel boutiques, museum stores, vintage clothing markets and concert merch tables love side-gusseted paper merchandise bags because 1,000 flat bags fit in a single carton under the folding table. A standard retail fold on an adult t-shirt or tote bag measures about 8.5 × 10 inches by 0.75 inches thick, which slides effortlessly into an 8.5 × 2 × 11 inch or 10 × 2.5 × 13 inch side-gusseted bag. For heavier fleece hoodies, knit sweaters or two-shirt bundles, a 12 × 3 × 15 inch bag provides the extra gusset expansion needed. For record stores and vinyl pressings, a standard 12-inch LP jacket measures 12.375 × 12.375 inches (and double gatefold sleeves reach 0.375 inches thick). Always specify at least 13 × 2 × 13.5 inches - or 13.5 × 2 × 15 inches when adding a reinforced die-cut patch handle at the top - so the record jacket clears the side glue seams and sits below the hand-hole cutout. Pair your counter bags with custom tissue paper and custom labels for a complete checkout system.

13 × 2 × 15 inch die-cut handle merchandise bag holding a 12-inch LP vinyl record jacket

How do I pick a 2-size or 3-size counter bag line for my store?

You do not need six different bag sizes cluttering your cash wrap. Almost every specialty retailer can cover 95% of daily transactions with a small/medium/large trio: a small 5 × 1 × 7.5 inch sleeve for impulse accessories and cards, a medium 6.25 × 2 × 9.25 inch or 8.5 × 2 × 11 inch gusseted bag for single books or shirts, and a large 10 × 2.5 × 13 inch or 12 × 3 × 15 inch bag for multi-item checkouts. When you request a quote from CubitPack, list all two or three sizes in the Step 2 notes and keep the same paper stock (such as natural brown kraft or bleached white kraft) and Pantone ink colors across the set. Our prepress team will scale your logo proportionally for each bag size and send free 2D digital proofs and 3D mockups before you pay.

  1. Small counter sleeve (5 × 1 × 7.5 in): cards, jewelry boxes, soaps, cookies, pins and cosmetics.
  2. Medium everyday bag (7.5 × 2 × 10.5 in or 8.5 × 2 × 11 in): books, prints, single t-shirts and journals.
  3. Large bundle bag (10 × 2.5 × 13 in or 12 × 3 × 15 in): hoodies, multi-book stacks, vinyl records and gift sets.
  4. Consistent Pantone branding: use the same 1 or 2 Pantone spot colors across all three sizes to keep your brand identity unified.

What are the most common custom merchandise bag sizing mistakes?

Almost every counter bag sizing mistake comes from measuring an item flat on a table and forgetting how its thickness steals width from the bag. Avoid these five errors

  1. Ordering a 6-inch-wide flat 0-gusset bag for a 5.5-inch-wide paperback book whose 1-inch spine requires at least 7.5 inches of combined width and gusset.
  2. Sizing a 12-inch vinyl record bag to exactly 12 × 12 inches instead of 13 × 2 × 13.5 inches (or 15 inches tall with a die-cut handle) to clear the 12.375-inch cardboard jacket.
  3. Leaving zero extra height above the product, which prevents cashiers from folding the top lip over to seal the bag with a sticker.
  4. Placing a die-cut D-handle too low on the top wall so the customer's knuckles hit the top edge of the book or box inside.
  5. Ordering wide block-bottom shopping totes for flat greeting cards and prints that slump and bend at the bottom of a wide bag.

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FAQ

Questions about merchandise bags

In what order are custom merchandise bag dimensions written?

Merchandise bags are written as Width × Side Gusset × Height (or Width × Height × Depth in the quote form) in inches. Width is the horizontal measurement across the front face, Gusset is the expandable side pleat depth (0 inches on flat bags), and Height is from bottom crease to top lip.

How do I size a flat 0-gusset merchandise bag for a bar of soap or small box?

Add the item's width plus its thickness plus 1 inch of clearance to find the required flat bag width. For example, a 3 inch wide × 1 inch thick soap bar needs at least a 5 inch wide flat bag (or a 4.25 × 1 × 6.5 inch side-gusseted bag).

What size merchandise bag fits a standard A7 (5 × 7) greeting card and envelope?

An A7 envelope measures 5.25 × 7.25 inches. A 6 × 0 × 8.5 inch flat bag or a 5.75 × 1 × 8.5 inch side-gusseted bag holds one to ten cards comfortably with room to fold the top flap down.

Does the bag height include the extended back thumb lip?

Standard bag height is measured from the bottom pinch seam to the main front top lip. The extended back lip (which helps cashiers flick the bag open with one hand) typically extends an additional 0.375 to 0.5 inches above the front lip.

Can I order a custom width and height that is not a standard mill bag number?

Yes. CubitPack builds custom merchandise bags to your exact inch dimensions with no cutting die or printing plate charges, and we send a free custom dieline and 3D mockup before payment.

Can I order small, medium and large merchandise bags in the same quote?

Yes. Enter your primary size in Step 1 of the quote form, select 2 designs or 3+ designs in Step 2, and list your small, medium and large dimensions and quantities in the notes so your account manager quotes all three together.

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How we made this guide

The width-plus-thickness equations and retail product benchmarks in this guide follow standard paper bag converting geometry (perimeter = 2W + 2G), verified against standard A7 envelopes, trade paperbacks, t-shirts and 12-inch LP record jackets by a CubitPack packaging specialist. Spot an error? Let us know and we will fix it.

Published October 22, 2026Updated October 22, 2026Next review January 20, 2027
Sources
  1. Pinch-bottom and side-gusseted paper bag perimeter and fold-clearance formulas
  2. Retail point-of-sale counter bag sizing standards for books, stationery, apparel and records
What changed
  • October 22, 2026: First published.
  • October 22, 2026: Updated specifications, terminology, and verified source links.
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