Cubed, fixed-depth design simplifies packing and moving. Sturdy and economical, these boxes feature heavy-duty ECT-32-C Flute 200-lb. test corrugated Kraft construction. Shipped flat, they assemble easily with shipping tape (sold separately). Standard Cubed. Box/Tube: Box; Box/Tube Design: Regular Slotted Container (RSC); Length: 14"; Width: 14".