4 x 4 x 40 Corrugated Boxes 25/Bundle

These brown corrugated boxes are standard test RSC (Regular Slotted Carton) and meet Federal Mil Spec PPP B 636. They ship flat, making storage and shipping a breeze. The dimensions shown are the inside length, width, and height.

These corrugated boxes are super easy to use. First, unfold the box from its flat - shipped state. Then, fold up the sides and secure them as needed. You can use them to store all sorts of items like small toys, books, or office supplies. When shipping, just place your items inside, close the flaps, and you're good to go. As for maintenance, keep them in a dry place to prevent the corrugation from getting damaged. Avoid exposing them to extreme temperatures or sharp objects that could tear the box.