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Single Wall

Pack and confidently ship your items using our high-quality, Single Wall Heavy-duty boxes .

  • Rock-Solid Construction: Manufactured from ECT-44 single wall kraft corrugated material, these heavy duty boxes provide superior durability and strength. Perfect for shipping heavier contents that need extra support.
  • Stronger Than Ever: These cartons are 40% stronger than standard shipping containers, offering enhanced protection for valuable items. Ideal for handling the bumps and jostles of shipping.
  • Ultimate Versatility: Our heavy-duty single-wall boxes are perfect for a variety of items, including electronics, books, kitchenware, tools, and other heavy goods. They handle it all with ease and reliability.
  • Stock Up with Ease: Sold in convenient bundle quantities, making stocking up in your warehouse or office a breeze. All boxes ship flat and are easy to assemble, saving you space and time.
  • Efficient Packing: Save time and energy by using our heavy-duty boxes. Simply build, insert your items, and seal securely. Use appropriate void fill packaging to protect your items during transit.

Don't see what you're looking for? Check out other box styles, including:


Single Wall

Single Wall

Pack and confidently ship your items using our high-quality, Single Wall Heavy-duty boxes .

  • Rock-Solid Construction: Manufactured from ECT-44 single wall kraft corrugated material, these heavy duty boxes provide superior durability and strength. Perfect for shipping heavier contents that need extra support.
  • Stronger Than Ever: These cartons are 40% stronger than standard shipping containers, offering enhanced protection for valuable items. Ideal for handling the bumps and jostles of shipping.
  • Ultimate Versatility: Our heavy-duty single-wall boxes are perfect for a variety of items, including electronics, books, kitchenware, tools, and other heavy goods. They handle it all with ease and reliability.
  • Stock Up with Ease: Sold in convenient bundle quantities, making stocking up in your warehouse or office a breeze. All boxes ship flat and are easy to assemble, saving you space and time.
  • Efficient Packing: Save time and energy by using our heavy-duty boxes. Simply build, insert your items, and seal securely. Use appropriate void fill packaging to protect your items during transit.

Don't see what you're looking for? Check out other box styles, including:


Sold in Bundle Quantities
P5575
6 x 6 x 6" Heavy Duty Shipping Boxes, Kraft
Starting at $0.73 / Box

P5576
8 x 8 x 8" Heavy Duty Shipping Boxes, Kraft
Starting at $1.00 / Box

P5577
10 x 10 x 10" Heavy Duty Shipping Boxes, Kraft
Starting at $1.37 / Box

P5578
11 1/4 x 8 3/4 x 6" Heavy Duty Shipping Boxes, Kraft
Starting at $1.12 / Box

P11602
11 1/4 x 8 3/4 x 10" Heavy Duty Shipping Boxes, Kraft
Starting at $1.47 / Box

P5579
11 1/4 x 8 3/4 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $1.51 / Box

P5580
12 x 6 x 6" Heavy Duty Shipping Boxes, Kraft
Starting at $1.02 / Box

P5581
12 x 10 x 6" Heavy Duty Shipping Boxes, Kraft
Starting at $1.42 / Box

P5582
12 x 10 x 8" Heavy Duty Shipping Boxes, Kraft
Starting at $1.46 / Box

P5583
12 x 12 x 6" Heavy Duty Shipping Boxes, Kraft
Starting at $1.48 / Box

P5584
12 x 12 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $1.76 / Box

P5585
14 x 12 x 10" Heavy Duty Shipping Boxes, Kraft
Starting at $1.99 / Box

P5586
16 x 12 x 8" Heavy Duty Shipping Boxes, Kraft
Starting at $1.95 / Box

P5587
16 x 12 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $2.24 / Box

P183
16 x 16 x 16" Heavy Duty Shipping Boxes, Kraft
Starting at $3.29 / Box

P5588
17 1/4 x 11 1/4 x 6" Heavy Duty Shipping Boxes, Kraft
Starting at $1.71 / Box

P5589
17 1/4 x 11 1/4 x 8" Heavy Duty Shipping Boxes, Kraft
Starting at $1.83 / Box

P5590
17 1/4 x 11 1/4 x 10" Heavy Duty Shipping Boxes, Kraft
Starting at $2.04 / Box

P5591
17 1/4 x 11 1/4 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $2.17 / Box

P5592
18 x 12 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $2.31 / Box

P5593
18 x 18 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $3.40 / Box

P185
18x18x18 Heavy Duty Shipping Boxes, Kraft
Starting at $4.12 / Box

P5594
20 x 16 x 14" Heavy Duty Shipping Boxes, Kraft
Starting at $3.64 / Box

P5595
20 x 20 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $5.41 / Box

P186
20 x 20 x 20" Heavy Duty Shipping Boxes, Kraft
Starting at $5.08 / Box

P5596
22 x 22 x 22" Heavy Duty Shipping Boxes, Kraft
Starting at $7.42 / Box

P5597
24 x 12 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $2.96 / Box

P5598
24 x 18 x 12" Heavy Duty Shipping Boxes, Kraft
Starting at $4.30 / Box

P5599
24 x 18 x 18" Heavy Duty Shipping Boxes, Kraft
Starting at $5.22 / Box

P187
24 x 24 x 24" Heavy Duty Shipping Boxes, Kraft
Starting at $7.69 / Box

Heavy Duty Corrugated BoxesSold in Bundle Quantities
Model No.Inside Dims.
(L x W x H)
StrengthBundle / Pallet QtyPrice Per BoxAdd to Cart
11002505001000+
P55756 x 6 x 6"44 ECT / 275 LB25 / 1500$0.73$0.69$0.67$0.65$0.64
P55768 x 8 x 8"44 ECT / 275 LB25 / 500$1.00$0.90$0.86$0.82$0.78
P557710 x 10 x 10"44 ECT / 275 LB25 / 500$1.37$1.35$1.33$1.31$1.30
P557811 1/4 x 8 3/4 x 6"44 ECT / 275 LB25 / 750$1.12$1.01$0.96$0.91$0.86
P1160211 1/4 x 8 3/4 x 10"44 ECT / 275 LB25 / 500$1.47$1.47$1.47$1.47$1.47
P557911 1/4 x 8 3/4 x 12"44 ECT / 275 LB25 / 500$1.51$1.36$1.29$1.23$1.17
P558012 x 6 x 6"44 ECT / 275 LB25 / 500$1.02$0.97$0.94$0.91$0.89
P558112 x 10 x 6"44 ECT / 275 LB25 / 500$1.42$1.28$1.24$1.23$1.22
P558212 x 10 x 8"44 ECT / 275 LB25 / 500$1.46$1.46$1.46$1.46$1.46
P558312 x 12 x 6"44 ECT / 275 LB25 / 500$1.48$1.41$1.39$1.37$1.35
P558412 x 12 x 12"44 ECT / 275 LB25 / 250$1.76$1.67$1.62$1.60$1.58
P558514 x 12 x 10"44 ECT / 275 LB25 / 500$1.99$1.89$1.83$1.82$1.81
P558616 x 12 x 8"44 ECT / 275 LB25 / 250$1.95$1.76$1.67$1.59$1.51
P558716 x 12 x 12"44 ECT / 275 LB15 / 240$2.24$2.13$2.12$2.11$2.09
P18316 x 16 x 16"44 ECT / 275 LB25 / 125$3.29$3.13$3.04$3.02$2.99
P558817 1/4 x 11 1/4 x 6"44 ECT / 275 LB25 / 250$1.71$1.62$1.54$1.46$1.39
P558917 1/4 x 11 1/4 x 8"44 ECT / 275 LB25 / 250$1.83$1.65$1.57$1.49$1.42
P559017 1/4 x 11 1/4 x 10"44 ECT / 275 LB25 / 250$2.04$1.94$1.88$1.85$1.82
P559117 1/4 x 11 1/4 x 12"44 ECT / 275 LB25 / 250$2.17$2.09$2.07$2.05$2.04
P559218 x 12 x 12"44 ECT / 275 LB25 / 250$2.31$2.29$2.28$2.27$2.26
P559318 x 18 x 12"44 ECT / 275 LB25 / 125$3.40$3.35$3.30$3.27$3.24
P18518 x 18 x 18"44 ECT / 275 LB20 / 120$4.12$3.71$3.52$3.34$3.17
P559420 x 16 x 14"44 ECT / 275 LB15 / 120$3.64$3.46$3.36$3.33$3.29
P559520 x 20 x 12"44 ECT / 275 LB10 / 120$5.41$5.14$4.88$4.64$4.41
P18620 x 20 x 20"44 ECT / 275 LB10 / 120$5.08$4.57$4.34$4.12$3.91
P559622 x 22 x 22"44 ECT / 275 LB10 / 120$7.42$7.05$6.70$6.37$6.05
P559724 x 12 x 12"44 ECT / 275 LB25 / 125$2.96$2.96$2.96$2.96$2.96
P559824 x 18 x 12"44 ECT / 275 LB15 / 150$4.30$4.30$4.30$4.30$4.30
P559924 x 18 x 18"44 ECT / 275 LB10 / 120$5.22$4.96$4.81$4.75$4.69
P18724 x 24 x 24"44 ECT / 275 LB15 / 120$7.69$7.69$7.69$7.69$7.69