Boxes & Mailers

These Indestructo Quicklock Mailers require no tape or glue for assembly and are super-strong 200# test boxes designed to preserve and protect. Yet, they're lightweight so you save on mailing costs. Choose from 96 sizes to package art supplies, tins of...

Standard Corrugated Boxes, 18" x 12" x 8" These light duty, standard corrugated boxes feature a thin corrugated wall designed for stacking strength. Manufactured from 200#/ECT-32 kraft corrugate. Sold in bundle quantities and ship flat to save storage...

These Indestructo Quicklock Mailers require no tape or glue for assembly and are super-strong 200# test boxes designed to preserve and protect. Yet, they're lightweight so you save on mailing costs. Choose from 96 sizes to package art supplies, tins of...

Standard Corrugated Boxes, 14" x 14" x 14" These light duty, standard corrugated boxes feature a thin corrugated wall designed for stacking strength. Manufactured from 200#/ECT-32 kraft corrugate. Sold in bundle quantities and ship flat to save storage...

Standard Corrugated Boxes, 15" x 15" x 4" These light duty, standard corrugated boxes feature a thin corrugated wall designed for stacking strength. Manufactured from 200#/ECT-32 kraft corrugate. Sold in bundle quantities and ship flat to save storage...

These Indestructo Quicklock Mailers require no tape or glue for assembly and are super-strong 200# test boxes designed to preserve and protect. Yet, they're lightweight so you save on mailing costs. Use to package art supplies, tins of mints,...

Our Heavy-Duty Shipping Boxes (Corrugated Boxes) are ideal for shipping products weighing 65-95 lbs. Box strength is measured using the Burst Test (Mullen Test) which determines the boxes ability to resist puncture. The corrugated used in these boxes can...

Standard Corrugated Boxes, 18" x 12" x 12" These light duty, standard corrugated boxes feature a thin corrugated wall designed for stacking strength. Manufactured from 200#/ECT-32 kraft corrugate. Sold in bundle quantities and ship flat to save storage...

These Indestructo Quicklock Mailers require no tape or glue for assembly and are super-strong 200# test boxes designed to preserve and protect. Yet, they're lightweight so you save on mailing costs. Choose from 96 sizes to package art supplies, tins of...

These Indestructo Quicklock Mailers require no tape or glue for assembly and are super-strong 200# test boxes designed to preserve and protect. Yet, they're lightweight so you save on mailing costs. Choose from 96 sizes to package art supplies, tins of...

Standard Corrugated Boxes, 14" x 14" x 12" These light duty, standard corrugated boxes feature a thin corrugated wall designed for stacking strength. Manufactured from 200#/ECT-32 kraft corrugate. Sold in bundle quantities and ship flat to save storage...

These Indestructo Quicklock Mailers require no tape or glue for assembly and are super-strong 200# test boxes designed to preserve and protect. Yet, they're lightweight so you save on mailing costs. Use to package art supplies, tins of mints,...