Large Cardboard Boxes (18"+)

IN STOCK 18x18x28 Dish Pack Boxes 5-Pack
Boxes - Corrugated

18x18x28 Dish Pack Boxes 5-Pack

PN: 181828DISH

18 x 18 x 28 in 5 PER PACK
$47.09 / EACH
IN STOCK 11.67x6.5x16 Corrugated Boxes
Boxes - Corrugated

11.67x6.5x16 Corrugated Boxes

PN: 11616WS

11.6666 x 6.5 x 16 in
$126.48 / EACH
IN STOCK 20x20x8 Double Wall Boxes 10/Bundle
Boxes - Corrugated

20x20x8 Double Wall Boxes 10/Bundle

PN: HD20208DW

20 x 20 x 8 in 10 PER BUNDLE
$84.51 / EACH
IN STOCK 5.81x5.38x15.94 Corrugated Boxes
Boxes - Corrugated

5.81x5.38x15.94 Corrugated Boxes

PN: 5515WS

5.8125 x 5.375 x 15.9375 in
$106.05 / EACH
IN STOCK 26x20x12 Multi Depth Corrugated Boxes 10-Pack
Boxes - Corrugated

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

PN: MD262012

26 x 20 x 12 in 10 PER PACK
$39.42 / EACH
IN STOCK 18x14x12 Multi Depth Corrugated Boxes 25/Bundle
Boxes - Corrugated

18x14x12 Multi Depth Corrugated Boxes 25/Bundle

PN: MD181412

18 x 14 x 12 in 25 PER BUNDLE
$76.09 / EACH
IN STOCK 18x14x12 Corrugated Boxes
Boxes - Corrugated

18x14x12 Corrugated Boxes

PN: 181412R

18 x 14 x 12 in
$40.73 / EACH
IN STOCK 4x4x9 Tall Corrugated Boxes 25-Pack
Boxes - Corrugated

4x4x9 Tall Corrugated Boxes 25-Pack

PN: 449

4 x 4 x 9 in 25 PER PACK
$22.10 / EACH
IN STOCK 20x20x10 Corrugated Boxes 15-Pack
Boxes - Corrugated

20x20x10 Corrugated Boxes 15-Pack

PN: 202010

20 x 20 x 10 in 15 PER PACK
$50.15 / EACH
IN STOCK 20x12x12 Kraft Multi-Depth Corrugated Shipping Boxes 20-Pack
Boxes - Corrugated

20x12x12 Kraft Multi-Depth Corrugated Shipping Boxes 20-Pack

PN: MD201212

20 x 12 x 12 in 20 PER PACK
$47.61 / EACH
IN STOCK Ship smarter with ECT-32 white corrugated trays designed for lightweight parts distribution and warehouse organization. These 24" 15" 1" trays collapse flat for 40% less freight spend and stack efficiently in your fulfillment center. 50-tray bundle ready to deploy.
Boxes - Corrugated

24x15x1.75 ECT-32 White Corrugated Trays 50-Pack

PN: 24152CTW

24 x 15 x 1 3/4 in ECT-32 Corrugated 50 PER BUNDLE
$93.64 / BUNDLE
IN STOCK Ship and store flat with our 24x12x1.75" white corrugated trays–ECT-32 rated for reliable stacking performance in busy warehouses. Easy-fold sides lock items in place while maximizing freight efficiency. Sold in bundles of 50 per case.
Boxes - Corrugated

24x12x1.75 ECT-32 White Corrugated Trays 50-Pack

PN: 24122CTW

24 x 12 x 1 3/4 in ECT-32 Corrugated 50 PER BUNDLE
$64.92 / BUNDLE
IN STOCK Heavy-duty ECT-44 kraft corrugated Gaylord lids designed for maximum load protection and shipping compliance. Dimensions: 49.25" x 41.25" x 4" | Bundle of 5 flat-packed lids | Compatible with GAYLORDTW and GL484048TW containers.
Boxes - Corrugated

49.25x41.25x4 ECT-44 Heavy-Duty Gaylord Lids 5-Pack

PN: GL4840LID

49 1/4 x 41.25 x 4 in ECT-44 Single Wall Corrugated 5 PER BUNDLE
$40.55 / BUNDLE
IN STOCK Heavy-duty ECT-44 kraft corrugated Gaylord lids sized 49.25" x 25.25" x 4" for maximum load protection. Ships flat in bundles of 5 for cost-efficient bulk storage and shipping operations. Engineered for compatibility with standard Gaylord containers and built to withstand rigorous warehouse handling.
Boxes - Corrugated

49.25x25.25x4 ECT-44 Kraft Heavy-Duty Gaylord Lids 5-Pack

PN: GL4824LID

49 1/4 x 25.25 x 4 in ECT-44 Single Wall Corrugated 5 PER BUNDLE
$33.07 / BUNDLE
IN STOCK Industrial-grade Gaylord lids measuring 41.25" x 31.25" x 4" manufactured from ECT-44 kraft corrugated for maximum durability and cost efficiency. Bundle of 5 unassembled lids designed to pair with GL403030TW Gaylord containers. Simple assembly with tape, glue, or staples–ready to protect and seal your bulk shipments.
Boxes - Corrugated

41.25x31.25x4 ECT-44 Kraft Heavy-Duty Corrugated Gaylord Lids 5-Pack

PN: GL4030LID

41 1/4 x 31.25 x 4 in ECT-44 Single Wall Corrugated 5 PER BUNDLE
$39.91 / BUNDLE
IN STOCK Heavy-duty Gaylord lids designed to seal and protect bulk cargo in standard 37.25x37.25x4 shipping containers. Engineered from ECT-44 kraft corrugated material for maximum durability and cost efficiency. Sold as a 5-pack bundle–flat, unassembled, ready to ship.
Boxes - Corrugated

37.25x37.25x4 ECT-44 Kraft Corrugated Heavy-Duty Gaylord Lids 5-Pack

PN: GL3636LID

37 1/4 x 37 1/4 x 4 in ECT-44 Single Wall Corrugated 5 PER BUNDLE
$43.63 / BUNDLE
IN STOCK 20.75" x 13.75" x 14" Insulated Shipper Box - 3/4" Foam, Overnight — image 1
Boxes - Corrugated

20.75x13.75x14 Insulated Shipper Box

PN: INS211414

$32.62 / ea
IN STOCK Professional-grade gaylord lids engineered to secure bulk shipments with ECT-32 kraft corrugated construction. Each bundle includes 5 flat lids (48.5" x 24.5" x 5") that assemble quickly with tape, glue, or staples. Perfect for industrial distribution centers and high-volume shippers requiring durable, cost-efficient container closure.
Boxes - Corrugated

48.5x24.5x5 ECT-32 Kraft Heavy-Duty Corrugated Gaylord Lids 5-Pack

PN: GL482428LID

48 1/2 x 24.5 x 5 in ECT-32 Corrugated 5 PER BUNDLE
$20.43 / BUNDLE
IN STOCK Heavy-duty ECT-32 kraft corrugated Gaylord lids engineered for industrial bulk cargo shipping and storage. 40.5" x 40.5" x 5" dimensions fit standard Gaylord containers. Bundle of 5 lids ships flat for space and cost efficiency–assemble with tape, glue, or staples.
Boxes - Corrugated

40.5x40.5x5 ECT-32 Heavy-Duty Corrugated Gaylord Lids 5-Pack

PN: GL404040LID

40 1/2 x 40 1/2 x 5 in ECT-32 Corrugated 5 PER BUNDLE
$26.36 / BUNDLE
IN STOCK Durable ECT-32 kraft corrugated lids engineered to fit standard 36.5x36.5x5 Gaylord containers. Heavy-duty construction protects bulk shipments during transit and storage. Sold as a convenient bundle of 5 flat, unassembled lids–ready to assemble with tape, glue, or staples.
Boxes - Corrugated

36.5x36.5x5 ECT-32 Heavy-Duty Corrugated Gaylord Lids 5-Pack

PN: GL363636LID

36 1/2 x 36 1/2 x 5 in ECT-32 Corrugated 5 PER BUNDLE
$22.25 / BUNDLE
IN STOCK Industrial-grade ECT-32 kraft corrugated trays sized 24" x 15" x 1 3/4" for efficient small parts storage and light-duty shipping. Ships flat to maximize freight efficiency and warehouse rack space. Bundle of 50 trays.
Boxes - Corrugated

24x15x1.75 ECT-32 Kraft Corrugated Trays 50-Pack

PN: 24152CT

24 x 15 x 1 3/4 in ECT-32 Corrugated 50 PER BUNDLE
$99.85 / BUNDLE
IN STOCK Heavy-duty ECT-32 kraft corrugated trays sized 24" x 12" x 1 3/4" deliver reliable storage and transport for small parts and lightweight loads. Each bundle contains 50 trays that ship flat, reducing freight costs and storage footprint. Foldable sides ensure maximum stability and security during warehouse operations.
Boxes - Corrugated

24x12x1.75 ECT-32 Kraft Corrugated Trays 50-Pack

PN: 24122CT

24 x 12 x 1 3/4 in ECT-32 Corrugated 50 PER BUNDLE
$67.60 / BUNDLE
IN STOCK 11x24x10 Corrugated Jumbo Bin Boxes 200# ECT-32 White — image 1
Boxes - Corrugated

11x24x10 ECT-32 White 200# Corrugated Jumbo Bin Boxes 25-Pack

PN: BINJ112410

11 x 24 x 10 in
$170.95 / ea
IN STOCK No-tape assembly file storage boxes built for legal-size document protection. These 24x15x10 corrugated cartons feature interlocking flaps, double-layered bottoms for durability, and fold flat for easy setup. Sold by the case of 12 with write-on labeling areas for instant organization.
Boxes - Corrugated

24x15x10 White Corrugated File Storage Boxes 12-Pack

PN: FSB550

24 x 15 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$119.61 / CASE
IN STOCK Heavy-duty 24x12x10 interlocking flap file storage boxes made from ECT-32 single-wall corrugated material. No tape or glue required–unfold and assemble in seconds. Double-layered bottom and built-in overlapping flaps deliver superior dust protection for letter-size document storage. Sold by the case of 12 units.
Boxes - Corrugated

24x12x10 ECT-32 Interlocking Flap File Storage Boxes 12/Case

PN: FSB500

24 x 12 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$105.91 / CASE
IN STOCK Pre-assembled insulated shipping kit with seamless molded EPS foam container and 200# white corrugated carton. Maintains temperature integrity for perishable products during transit. Lightweight, reusable, and pre-printed with shipping instructions (Rush, Perishable, This Side Up arrows).
Boxes - Corrugated

26x19.75x10.5 EPS Foam Insulated Shipping Box

PN: 271C

26 x 19.75 x 10 1/2 in EPS Foam/200# White Corrugated 1 PER CASE
$81.03 / CASE
IN STOCK Protect temperature-sensitive shipments with this pre-assembled insulated shipping kit featuring seamless molded EPS foam and 200#/ECT-32 white corrugated construction. Lightweight, reusable design with pre-printed shipping instructions (Rush, Perishable, This Side Up). Ideal for perishable products, pharmaceuticals, and food distribution.
Boxes - Corrugated

19.5x11.5x4.125 Insulated Shipping Kit

PN: 260C

19 1/2 x 11.5 x 4 1/8 in EPS Foam/200# White Corrugated 1 PER CASE
$24.44 / EACH
IN STOCK Transform your filing workflow with STOR/DRAWER® STEEL PLUS™ file storage drawers. These 24x15x10" corrugated boxes feature a reinforced steel support frame that stacks up to 5 high, creating an instant file cabinet while maximizing floor space. Sold as a case of 6.
Boxes - Corrugated

24x15x10 Corrugated Steel File Storage Drawers 6/Case

PN: FSB720

24 x 15 x 10 in Corrugated/Steel Support Frame 6 PER CASE
$584.05 / CASE
IN STOCK Transform your filing system with STOR/DRAWER® STEEL PLUS™ file storage drawers featuring a reinforced steel support frame that stacks up to 5 high. These 24" x 12" x 10" letter-size corrugated boxes eliminate the need for expensive filing cabinets while maximizing vertical storage. Sold as a case of 6 for maximum value.
Boxes - Corrugated

24x12x10 Corrugated File Storage Drawers Steel Frame 6/Case

PN: FSB700

24 x 12 x 10 in Corrugated/Steel Support Frame 6 PER CASE
$420.23 / CASE
IN STOCK Economical kraft corrugated file storage boxes in 24x15x10 dimensions with removable lids and pre-printed write-on panels for quick content identification. Ships flat in cases of 12 for maximum space efficiency. Holds legal-size files and folders neatly without damage.
Boxes - Corrugated

24x15x10 Kraft Corrugated File Storage Boxes 12/Case

PN: FSB370

24 x 15 x 10 in ECT-32-B Corrugated 12 PER CASE
$112.72 / CASE
IN STOCK Save time and money with our 24x12x10 kraft corrugated file storage boxes–no tape or glue required. Each case includes 12 pre-printed boxes designed to hold letter-size files with convenient identification panels on two sides. Folds flat for easy storage and shipping.
Boxes - Corrugated

24x12x10 Kraft Corrugated File Storage Boxes 12/Case

PN: FSB350

24 x 12 x 10 in ECT-32-B Corrugated 12 PER CASE
$84.17 / CASE
IN STOCK Industrial-grade gaylord lids engineered for maximum durability and shipping compliance. 36¾" x 36¾" x 5" ECT-48 double wall corrugated construction protects contents during transport and storage. Sold as a bundle of 5 flat, unassembled lids–ready to customize with tape, glue, or staples for your operation.
Boxes - Corrugated

36x36x5 ECT-48 Heavy-Duty Corrugated Double Wall Gaylord Lids 5-Pack

PN: GL3636LIDHD

36 3/4 x 36 3/4 x 5 in ECT-48 Double Wall Corrugated 5 PER BUNDLE
$27.34 / BUNDLE
IN STOCK ECT-32 white corrugated file storage boxes sized for legal documents. Features interlocking lid tabs, removable cover, and pre-printed content panels for quick identification. Ships as a case of 12 boxes–no tape or glue assembly required.
Boxes - Corrugated

24x15x10 ECT-32 White Corrugated File Storage Box 12/Case

PN: FSB280

24 x 15 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$131.34 / CASE
IN STOCK Durable 24x12x10 white corrugated file boxes designed for letter-size file storage with interlocking lid tabs and convenient hand holes. Fast no-tape assembly with pre-printed content identification panels. Sold as case of 12 units.
Boxes - Corrugated

24x12x10 ECT-32 White Corrugated File Storage Box 12/Case

PN: FSB240

24 x 12 x 10 in ECT-32 Single Wall Corrugated 12 PER CASE
$110.06 / CASE
IN STOCK ECT-32 kraft corrugated boxes sized 20" x 20" x 15" in convenient 12-pack retail quantities. Ideal for small-to-medium volume users who need reliable shipping cartons without bulk commitment. Ships flat to maximize warehouse storage efficiency.
Boxes - Corrugated

20x20x15 ECT-32 Kraft Corrugated Shipping Boxes 12-Pack

PN: 202015RP12

20 x 20 x 15 in ECT-32 Corrugated 12 PER PACK
$50.36 / PACK
IN STOCK Right-sized corrugated boxes for small-to-medium fulfillment operations. This 6-pack of 20x20x15 boxes ships completely flat, maximizing your warehouse storage and reducing freight costs per unit. Rated for reliable stacking performance without sacrificing protection.
Boxes - Corrugated

20x20x15 Corrugated Shipping Boxes 6-Pack

PN: 202015RP6

20 x 20 x 15 in
$29.72 / ea
IN STOCK Affordable 18x18x24 corrugated shipping cartons in convenient 6-pack bundles–ideal for warehouse managers seeking reliable, cost-effective packaging without bulk commitment. ECT-32 rated kraft boxes ship flat to maximize storage efficiency and reduce freight costs. Perfect for mid-volume fulfillment operations that need professional-grade protection.
Boxes - Corrugated

18x18x24 ECT-32 Corrugated Boxes 6-Pack

PN: 181824DPBRP6

18 x 18 x 24 in ECT-32 Corrugated 6 PER BUNDLE
$32.95 / BUNDLE
IN STOCK Get reliable ECT-32 corrugated boxes in convenient 20-pack retail quantities–perfect for low-volume fulfillment operations. These 18x14x12" kraft cartons deliver proven stacking strength without bulk inventory commitments. Ships flat to save warehouse space and freight costs.
Boxes - Corrugated

18x14x12 ECT-32 Kraft Corrugated Shipping Boxes 20-Pack

PN: 181412RP20

18 x 14 x 12 in ECT-32 Corrugated 20 PER PACK
$57.19 / PACK
IN STOCK 18x14x12 Corrugated Boxes - 15 Pack Retail Bundle, Space-Saving Flat Ship — image 1
Boxes - Corrugated

18x14x12 Corrugated Shipping Boxes 15-Pack

PN: 181412RP15

18 x 14 x 12 in
$33.76 / ea
IN STOCK Precision-engineered 18x14x12" corrugated shipping cartons in convenient 10-pack retail quantities. ECT-32 kraft construction delivers reliable stacking strength and protection for mid-sized orders. Ships flat to maximize warehouse storage efficiency–ideal for smaller fulfillment operations.
Boxes - Corrugated

18x14x12 ECT-32 Kraft Corrugated Shipping Boxes 10-Pack

PN: 181412RP10

18 x 14 x 12 in ECT-32 Corrugated 10 PER PACK
$24.67 / PACK
IN STOCK 22x18x16 Corrugated Boxes - 20 Pack Retail Bundle — image 1
Boxes - Corrugated

22x18x16 Corrugated Shipping Boxes 20-Pack

PN: 221816RP20

22 x 18 x 16 in
$90.47 / ea
IN STOCK 24x16x14 Corrugated Boxes - 20 Pack Retail Bundle — image 1
Boxes - Corrugated

24x16x14 Corrugated Shipping Boxes 20-Pack

PN: 241614RP20

24 x 16 x 14 in
$83.93 / ea
IN STOCK 30x18x18 Corrugated Boxes - 15 Pack Retail Bundle, Save Space — image 1
Boxes - Corrugated

30x18x18 Corrugated Shipping Boxes 15-Pack

PN: 301818RP15

30 x 18 x 18 in
$91.25 / ea
IN STOCK 32x18x12 Corrugated Boxes - 20 Pack Retail, Save Space — image 1
Boxes - Corrugated

32x18x12 Corrugated Shipping Boxes 20-Pack

PN: 321812RP20

32 x 18 x 12 in
$93.81 / ea
IN STOCK 6x6x60 Corrugated Boxes - 25 Pack Retail ECT Cartons — image 1
Boxes - Corrugated

6x6x60 Corrugated Shipping Boxes 25-Pack

PN: 6660RP25

6 x 6 x 60 in
$126.33 / ea
IN STOCK Ship long, narrow items efficiently with our 18x4x4 ECT-32 kraft corrugated boxes. Wide lengthwise openings accelerate packing speed and reduce labor time. Sold in bundles of 25 flat boxes–maximize your warehouse storage and freight efficiency.
Boxes - Corrugated

18x4x4 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 1844

18 x 4 x 4 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$21.92 / BUNDLE
IN STOCK End-loading 4x4x18 tall corrugated boxes made from ECT-32 kraft single-wall material–strong enough for stacking and designed for vertical items. Ships flat in bundles of 25 for maximum freight efficiency. Perfect replacement for mailing tubes and ideal for trophies, fishing rods, and shelving.
Boxes - Corrugated

4x4x18 ECT-32 Kraft Corrugated Shipping Boxes 25-Pack

PN: 4418

4 x 4 x 18 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$26.62 / BUNDLE
IN STOCK Lightweight yet durable ECT-32 single wall corrugated shipping boxes with integrated self-seal closure and side-load design. 12.5" 3" 17.5" dimensions maximize freight efficiency while flat-shipping format reduces storage footprint by up to 70%. Bundle of 25 boxes ready to deploy.
Boxes - Corrugated

12.5x3x17.5 ECT-32 Self-Seal Side Loading Box 25-Pack

PN: 12317SSFOL

12 1/2 x 3 x 17 1/2 in ECT-32 Single Wall Corrugated 25 PER BUNDLE
$127.79 / 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 ->