18 x 18 x 18 Multi Depth Corrugated Boxes 20/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 sizes given are the inside dimensions: length, width, and height.

Using these corrugated boxes is easy. First, unfold the box and assemble it according to the folds. You can use them to store various items like clothes, books, or office supplies. When shipping, make sure to seal the box properly with strong packing tape. For storage, you can stack them flat to save space. Keep them in a dry place to prevent the corrugated material from getting wet and damaged. If the box gets dirty, you can wipe it clean with a dry cloth.