Large Cardboard Boxes (18"+)

IN STOCK Eliminate carton sizer needs with these pre-scored multi-depth corrugated boxes in 17.25x11.5x11 dimensions. One box folds to multiple heights–cut inventory SKUs and parcel shipping costs simultaneously. ECT-32 kraft construction rated for reliable stacking performance.
Boxes - Corrugated

17.25x11.5x11 ECT-32 Kraft Multi-Depth Corrugated Shipping Boxes 25-Pack

PN: MD171111

17 1/4 x 11.5 x 11 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$43.94 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 24×9×6" ECT-32 kraft corrugated boxes. Wide lengthwise opening speeds packing and reduces labor costs. Engineered for wine bottles, umbrellas, carpet rolls, and similar products–sold as a 25-box bundle at volume savings.
Boxes - Corrugated

24x9x6 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 2496

24 x 9 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$34.78 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 28x6x6" ECT-32 kraft corrugated boxes featuring extended openings for fast packing. Ideal for wine bottles, umbrellas, carpet rolls, and similar products. Sold flat in bundles of 20 to maximize your warehouse storage and freight efficiency.
Boxes - Corrugated

28x6x6 ECT-32 Kraft Corrugated Shipping Boxes 20-Pack

PN: 2866

28 x 6 x 6 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$28.28 / BUNDLE
IN STOCK ECT-32 single wall corrugated boxes engineered for demanding warehouse and fulfillment operations. These 24" x 12.5" x 8" kraft cartons deliver proven stacking strength and freight efficiency in bundles of 20. Manufactured from 100% recyclable corrugated material to reduce shipping costs while maintaining product protection.
Boxes - Corrugated

24x12.5x8 ECT-32 Kraft Corrugated Shipping Boxes 20-Pack

PN: 24128

24 x 12.5 x 8 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$41.49 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes in 24"×16"×12" dimensions deliver reliable stacking strength for warehouse and fulfillment operations. Each bundle contains 10 boxes manufactured from single-wall kraft corrugated material rated for standard industrial shipping loads. Recyclable, cost-effective packaging that reduces freight waste and maximizes pallet density.
Boxes - Corrugated

24x16x12 ECT-32 Kraft Corrugated Heavy Duty Shipping Boxes 10-Pack

PN: 241612

24 x 16 x 12 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$29.60 / BUNDLE
IN STOCK Ship long, narrow items efficiently with these 36x6x6 ECT-32 kraft corrugated boxes. Wide lengthwise openings speed packing while maintaining structural integrity. Sold as a convenient bundle of 25 flat-packed cartons ready to assemble.
Boxes - Corrugated

36x6x6 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 3666

36 x 6 x 6 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$57.40 / BUNDLE
IN STOCK ECT-32 kraft corrugated boxes sized 32" x 18" x 8"–the industry standard for mid-size shipping and storage. This bundle of 15 boxes ships and stores flat to maximize warehouse efficiency while delivering proven stacking performance. Ideal for fulfillment centers managing high-volume shipments.
Boxes - Corrugated

32x18x8 ECT-32 Kraft Corrugated Shipping Boxes 15-Pack

PN: 32188

32 x 18 x 8 in ECT-32 Corrugated 15 PER BUNDLE
$57.56 / BUNDLE
IN STOCK 8.5x8.5x72 ECT-32 Telescoping Outer Boxes 15-Pack T8872OUTER
Boxes - Corrugated

8.5x8.5x72 ECT-32 Telescoping Outer Boxes 15-Pack T8872OUTER

PN: T8872OUTER

8 1/2 x 8 1/2 x 72 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$163.61 / BUNDLE
IN STOCK 8x8x48 ECT-48 Adjustable Double Wall Telescoping Inner Boxes 15-Pack T8848INNERDW
Boxes - Corrugated

8x8x48 ECT-48 Adjustable Double Wall Telescoping Inner Boxes 15-Pack T8848INNERDW

PN: T8848INNERDW

8 x 8 x 48 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$139.49 / BUNDLE
IN STOCK 4x4x48 ECT-32 Kraft Telescoping Inner Box 25-Pack T4448INNER
Boxes - Corrugated

4x4x48 ECT-32 Kraft Telescoping Inner Box 25-Pack T4448INNER

PN: T4448INNER

4 x 4 x 48 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$61.14 / BUNDLE
IN STOCK 8x8x72 ECT-32 Kraft Corrugated Telescoping Inner Box 15-Pack T8872INNER
Boxes - Corrugated

8x8x72 ECT-32 Kraft Corrugated Telescoping Inner Box 15-Pack T8872INNER

PN: T8872INNER

8 x 8 x 72 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$154.27 / BUNDLE
IN STOCK 24x8x57 ECT-48 Adjustable Double Wall Telescoping Outer Boxes 5-Pack T24857OUTDW
Boxes - Corrugated

24x8x57 ECT-48 Adjustable Double Wall Telescoping Outer Boxes 5-Pack T24857OUTDW

PN: T24857OUTDW

24 x 8 x 57 in ECT-48 Double Wall Corrugated 5 PER BUNDLE
$101.85 / BUNDLE
IN STOCK 8x8x48 ECT-32 Kraft Telescoping Inner Boxes 20-Pack T8848INNER
Boxes - Corrugated

8x8x48 ECT-32 Kraft Telescoping Inner Boxes 20-Pack T8848INNER

PN: T8848INNER

8 x 8 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$68.97 / BUNDLE
IN STOCK 48x6x38 ECT-44 Kraft Telescoping Boxes Heavy-Duty 10-Pack T48638INHD
Boxes - Corrugated

48x6x38 ECT-44 Kraft Telescoping Boxes Heavy-Duty 10-Pack T48638INHD

PN: T48638INHD

48 x 6 x 38 in ECT-44 Corrugated 10 PER BUNDLE
$189.42 / BUNDLE
IN STOCK 18.5x18.5x40 ECT-32 Kraft Telescoping Outer Boxes 10-Pack T181840OUTER
Boxes - Corrugated

18.5x18.5x40 ECT-32 Kraft Telescoping Outer Boxes 10-Pack T181840OUTER

PN: T181840OUTER

18 1/2 x 18 1/2 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$145.01 / BUNDLE
IN STOCK 37.5x4.5x30 ECT-32 Kraft Telescoping Outer Box 10-Pack T37430OUTER
Boxes - Corrugated

37.5x4.5x30 ECT-32 Kraft Telescoping Outer Box 10-Pack T37430OUTER

PN: T37430OUTER

37 1/2 x 4.5 x 30 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$107.86 / BUNDLE
IN STOCK 14x14x40 ECT-32 Kraft Corrugated Telescoping Inner Boxes 15-Pack T141440INNER
Boxes - Corrugated

14x14x40 ECT-32 Kraft Corrugated Telescoping Inner Boxes 15-Pack T141440INNER

PN: T141440INNER

14 x 14 x 40 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$90.01 / BUNDLE
IN STOCK 24x8x57 Double Wall Telescoping Inner Boxes T24857INDW
Boxes - Corrugated

24x8x57 Double Wall Telescoping Inner Boxes T24857INDW

PN: T24857INDW

24 x 8 x 57 in 5 PER BUNDLE
$99.03 / EACH
IN STOCK 18x18x40 ECT-32 Kraft Telescoping Inner Box 10-Pack T181840INNER
Boxes - Corrugated

18x18x40 ECT-32 Kraft Telescoping Inner Box 10-Pack T181840INNER

PN: T181840INNER

18 x 18 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$139.94 / BUNDLE
IN STOCK 12.5x12.5x48 ECT-32 Kraft Telescoping Corrugated Boxes 15-Pack T121248OUTER
Boxes - Corrugated

12.5x12.5x48 ECT-32 Kraft Telescoping Corrugated Boxes 15-Pack T121248OUTER

PN: T121248OUTER

12 1/2 x 12 1/2 x 48 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$110.74 / BUNDLE
IN STOCK 12.5x4.5x48 ECT-32 Kraft Adjustable Telescoping Outer Boxes 15-Pack T12448OUTER
Boxes - Corrugated

12.5x4.5x48 ECT-32 Kraft Adjustable Telescoping Outer Boxes 15-Pack T12448OUTER

PN: T12448OUTER

12 1/2 x 4.5 x 48 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$105.05 / BUNDLE
IN STOCK 10.5x10.5x48 ECT-32 Kraft Telescoping Outer Box 20-Pack T101048OUTER
Boxes - Corrugated

10.5x10.5x48 ECT-32 Kraft Telescoping Outer Box 20-Pack T101048OUTER

PN: T101048OUTER

10 1/2 x 10 1/2 x 48 in ECT-32 Corrugated 20 PER BUNDLE
$111.20 / BUNDLE
IN STOCK 8.75x8.75x48 ECT-48 Double Wall Telescoping Outer Boxes 15-Pack T8848OUTERDW
Boxes - Corrugated

8.75x8.75x48 ECT-48 Double Wall Telescoping Outer Boxes 15-Pack T8848OUTERDW

PN: T8848OUTERDW

8 3/4 x 8 3/4 x 48 in ECT-48 Double Wall Corrugated 15 PER BUNDLE
$154.04 / BUNDLE
IN STOCK 8.5x8.5x48 ECT-32 Kraft Adjustable Telescoping Outer Boxes 20-Pack T8848OUTER
Boxes - Corrugated

8.5x8.5x48 ECT-32 Kraft Adjustable Telescoping Outer Boxes 20-Pack T8848OUTER

PN: T8848OUTER

8 1/2 x 8 1/2 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$75.35 / BUNDLE
IN STOCK 6.5x6.5x72 ECT-32 Kraft Telescoping Outer Boxes 15-Pack T6672OUTER
Boxes - Corrugated

6.5x6.5x72 ECT-32 Kraft Telescoping Outer Boxes 15-Pack T6672OUTER

PN: T6672OUTER

6 1/2 x 6 1/2 x 72 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$120.31 / BUNDLE
IN STOCK 10.5x6.5x57 ECT-32 Kraft Telescoping Outer Boxes 15-Pack T10657OUTER
Boxes - Corrugated

10.5x6.5x57 ECT-32 Kraft Telescoping Outer Boxes 15-Pack T10657OUTER

PN: T10657OUTER

10 1/2 x 6.5 x 57 in ECT-32 Corrugated 15 PER BUNDLE
$117.35 / BUNDLE
IN STOCK 4x4x72 ECT-32 Kraft Telescoping Inner Box 25-Pack T4472INNER
Boxes - Corrugated

4x4x72 ECT-32 Kraft Telescoping Inner Box 25-Pack T4472INNER

PN: T4472INNER

4 x 4 x 72 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$143.44 / BUNDLE
IN STOCK 6x6x48 ECT-32 Kraft Telescoping Inner Boxes 25-Pack T6648INNER
Boxes - Corrugated

6x6x48 ECT-32 Kraft Telescoping Inner Boxes 25-Pack T6648INNER

PN: T6648INNER

6 x 6 x 48 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$87.35 / BUNDLE
IN STOCK 10x10x48 ECT-32 Kraft Telescoping Inner Box 20-Pack T101048INNER
Boxes - Corrugated

10x10x48 ECT-32 Kraft Telescoping Inner Box 20-Pack T101048INNER

PN: T101048INNER

10 x 10 x 48 in ECT-32 Single Wall Corrugated 20 PER BUNDLE
$83.85 / BUNDLE
IN STOCK 37x4x30 ECT-32 Telescoping Inner Boxes 10-Pack T37430INNER
Boxes - Corrugated

37x4x30 ECT-32 Telescoping Inner Boxes 10-Pack T37430INNER

PN: T37430INNER

37 x 4 x 30 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$104.97 / BUNDLE
IN STOCK 4.5x4.5x48 ECT-32 Kraft Corrugated Telescoping Outer Box 25-Pack T4448OUTER
Boxes - Corrugated

4.5x4.5x48 ECT-32 Kraft Corrugated Telescoping Outer Box 25-Pack T4448OUTER

PN: T4448OUTER

4 1/2 x 4 1/2 x 48 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$67.60 / BUNDLE
IN STOCK 20.5x20.5x40 ECT-32 Kraft Telescoping Outer Boxes 10-Pack T202040OUTER
Boxes - Corrugated

20.5x20.5x40 ECT-32 Kraft Telescoping Outer Boxes 10-Pack T202040OUTER

PN: T202040OUTER

20 1/2 x 20 1/2 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$105.43 / BUNDLE
IN STOCK 30.5x6.5x24 ECT-32 Telescoping Outer Boxes 10-Pack T30624OUTER
Boxes - Corrugated

30.5x6.5x24 ECT-32 Telescoping Outer Boxes 10-Pack T30624OUTER

PN: T30624OUTER

30 1/2 x 6.5 x 24 in ECT-32 Corrugated 10 PER BUNDLE
$57.08 / BUNDLE
IN STOCK 20x20x40 ECT-32 Kraft Telescoping Inner Boxes 10-Pack T202040INNER
Boxes - Corrugated

20x20x40 ECT-32 Kraft Telescoping Inner Boxes 10-Pack T202040INNER

PN: T202040INNER

20 x 20 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$94.04 / BUNDLE
IN STOCK 16.5x16.5x40 ECT-32 Kraft Telescoping Outer Boxes 10-Pack T161640OUTER
Boxes - Corrugated

16.5x16.5x40 ECT-32 Kraft Telescoping Outer Boxes 10-Pack T161640OUTER

PN: T161640OUTER

16 1/2 x 16 1/2 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$74.28 / BUNDLE
IN STOCK 12x4x48 ECT-32 Kraft Telescoping Inner Boxes 15-Pack T12448INNER
Boxes - Corrugated

12x4x48 ECT-32 Kraft Telescoping Inner Boxes 15-Pack T12448INNER

PN: T12448INNER

12 x 4 x 48 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$94.56 / BUNDLE
IN STOCK 16x16x40 ECT-32 Kraft Telescoping Inner Boxes 10-Pack T161640INNER
Boxes - Corrugated

16x16x40 ECT-32 Kraft Telescoping Inner Boxes 10-Pack T161640INNER

PN: T161640INNER

16 x 16 x 40 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$70.19 / BUNDLE
IN STOCK 12.5x12.5x72 ECT-32 Telescoping Outer Boxes 15-Pack T121272OUTER
Boxes - Corrugated

12.5x12.5x72 ECT-32 Telescoping Outer Boxes 15-Pack T121272OUTER

PN: T121272OUTER

12 1/2 x 12 1/2 x 72 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$231.37 / BUNDLE
IN STOCK 10x6x57 ECT-32 Telescoping Inner Boxes 15-Pack T10657INNER
Boxes - Corrugated

10x6x57 ECT-32 Telescoping Inner Boxes 15-Pack T10657INNER

PN: T10657INNER

10 x 6 x 57 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$109.38 / BUNDLE
IN STOCK 10.5x10.5x72 ECT-32 Kraft Telescoping Outer Corrugated Box 15-Pack T101072OUTER
Boxes - Corrugated

10.5x10.5x72 ECT-32 Kraft Telescoping Outer Corrugated Box 15-Pack T101072OUTER

PN: T101072OUTER

10 1/2 x 10 1/2 x 72 in ECT-32 Corrugated 15 PER BUNDLE
$195.83 / BUNDLE
IN STOCK 30x24x24 ECT-44 Heavy-Duty Multi-Depth Corrugated Shipping Boxes 10-Pack MDHD302424
Boxes - Corrugated

30x24x24 ECT-44 Heavy-Duty Multi-Depth Corrugated Shipping Boxes 10-Pack MDHD302424

PN: MDHD302424

30 x 24 x 24 in ECT-44 Single Wall Corrugated 10 PER BUNDLE
$117.73 / BUNDLE
IN STOCK 30x20x20 ECT-44 Heavy-Duty Multi-Depth Corrugated Shipping Boxes 10-Pack MDHD302020
Boxes - Corrugated

30x20x20 ECT-44 Heavy-Duty Multi-Depth Corrugated Shipping Boxes 10-Pack MDHD302020

PN: MDHD302020

30 x 20 x 20 in ECT-44 Single Wall Corrugated 10 PER BUNDLE
$76.61 / BUNDLE
IN STOCK 26x20x12 ECT-32 Kraft Multi-Depth Boxes — Adjustable 6/8/10/12 in — 10-Pack MD262012
Boxes - Corrugated

26x20x12 ECT-32 Kraft Multi-Depth Boxes — Adjustable 6/8/10/12 in — 10-Pack MD262012

PN: MD262012

26 x 20 x 12 in 10 PER PACK
$39.42 / EACH
IN STOCK 24x18x12 ECT-32 Kraft | Multi-Depth Corrugated Shipping Boxes 10-Pack MD241812
Boxes - Corrugated

24x18x12 ECT-32 Kraft | Multi-Depth Corrugated Shipping Boxes 10-Pack MD241812

PN: MD241812

24 x 18 x 12 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$35.17 / BUNDLE
IN STOCK 26x18x16 ECT-32 Kraft Multi-Depth Corrugated Shipping Boxes 10-Pack MD261816
Boxes - Corrugated

26x18x16 ECT-32 Kraft Multi-Depth Corrugated Shipping Boxes 10-Pack MD261816

PN: MD261816

26 x 18 x 16 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$44.21 / BUNDLE
IN STOCK 22x22x22 ECT-32 Kraft Multi-Depth Corrugated Shipping Boxes 10-Pack MD222222
Boxes - Corrugated

22x22x22 ECT-32 Kraft Multi-Depth Corrugated Shipping Boxes 10-Pack MD222222

PN: MD222222

22 x 22 x 22 in ECT-32 Single Wall Corrugated 10 PER BUNDLE
$52.04 / BUNDLE
IN STOCK 24x16x12 ECT-32 Multi-Depth Kraft Corrugated Shipping Boxes 15-Pack MD241612
Boxes - Corrugated

24x16x12 ECT-32 Multi-Depth Kraft Corrugated Shipping Boxes 15-Pack MD241612

PN: MD241612

24 x 16 x 12 in ECT-32 Single Wall Corrugated 15 PER BUNDLE
$44.07 / BUNDLE
IN STOCK 24x24x24 ECT-44 Kraft Heavy-Duty Multi-Depth Corrugated Shipping Boxes 10-Pack MDHD242424
Boxes - Corrugated

24x24x24 ECT-44 Kraft Heavy-Duty Multi-Depth Corrugated Shipping Boxes 10-Pack MDHD242424

PN: MDHD242424

24 x 24 x 24 in ECT-44 Single Wall Corrugated 10 PER BUNDLE
$87.42 / BUNDLE

Product Help Request

Send the SKU, quantity, delivery ZIP, and any required specs so we can route the request.

Overview

Compare large cardboard boxes by the complete packed item, listed dimensions and purchase quantity. The selected formats below include 18-inch and 20-inch cartons with different bundle counts.

Measure the complete packed item, including the cushioning and closure your process requires. Compare that measurement with the exact product’s usable interior. The examples below distinguish explicit inside dimensions from a listed size that still needs confirmation.

Compare selected current box formats

Curated examples, not the complete assortment. Sizes are inches; counts are whole purchase units.
Exact SKU Dimensions Listed board / construction Boxes per unit Fit evidence
181818 18 × 18 × 18 ECT-32 20 Inside dimensions explicit
202020 20 × 20 × 20 ECT-32 10 Listed size; confirm usable interior
201812 20 × 18 × 12 ECT-32 10 Listed size; confirm usable interior

ECT is an edge-crush rating of the corrugated board. It does not establish a finished carton’s safe payload, drop resistance or stacking limit. Keep wall construction separate from ECT, and evaluate the complete package for the item, storage and shipping method.

Measure the finished parcel, too

Inside dimensions help check the item’s fit; outside dimensions are relevant to carrier rating. Confirm the closed parcel’s outside measurements, weight and service before comparing shipping costs. A larger carton may change dimensional pricing, but size alone does not determine the charge.

Choose double wall because the complete packaging specification calls for it, rather than using a generic 40- or 65-pound cutoff. ECT-44 is a board grade and does not by itself mean double-wall construction.

Plan whole bundles

Box purchase-unit calculator

120 boxes at 20 per unit require 6 units: 120 boxes, none extra.

Whole purchase units = round up(boxes needed ÷ boxes per unit). The count must come from the selected SKU, not the box size. Quantity planning does not confirm fit or payload.

For 120 boxes, a 20-count format requires six units. A 10-count format requires twelve. Compare the same required count, then include the surplus produced by whole-unit rounding. A lower bundle price does not necessarily mean a lower delivered price per box.

For a bulk or wholesale shipping-box order, send each SKU, required boxes or bundles, destination ZIP, required date and receiving conditions. Include residential or commercial delivery, dock or forklift access, and any liftgate or appointment requirement. Compare actual checkout shipping or a written delivered quote. No freight rate is inferred from size alone.

Questions before ordering

Can I buy by the individual box?

These examples are sold in the purchase counts shown. The product page establishes the order unit and current ordering details.

Does a stronger ECT number mean I can pack more weight?

A board rating alone cannot answer that. Confirm wall construction and the complete packaging requirements for your shipment; test the packed item where appropriate.

How should I compare two suppliers?

Match usable size, construction, grade and boxes supplied. Divide the merchandise total plus actual shipping and applicable fees by boxes supplied, using the same tax treatment for both orders.

Continue your buying plan

Buying path

Buy Large Cardboard Boxes (18"+) by the specs that change the order

Use filters, product titles, and product pages to compare size, material, pack count, case quantity, and fit before ordering.

Compare

Use filters and product titles to narrow by the specs that affect fit.

Confirm

Open the product page before ordering a case so you can check quantity, unit, and limits.

Reorder

Save the SKU or product link for repeat purchasing and support questions.

Larger orders

For pallet, recurring, or mixed-SKU orders, send your list and ZIP and get a delivered price by email.

What to check first

  • Inside dimensions
  • Board grade or strength rating
  • Box style and closure
  • Case or bundle quantity
Common wrong-order risk: Choosing the outside size instead of the inside size. Confirm product fit, void fill, and storage space before ordering.
Use the box size calculator -> Get a delivered quote for larger orders -> Compare corrugated box types -> View products below ->