Office Depot Brand Flat Corrugated Boxes, 5inH x 16inW x 36inD, Kraft, Pack Of 15

Great for mailing samples and flat products, these boxes provide sturdy support for a variety of items. The attached flaps are easy to secure with packing tape. Made with 200#/ECT-32 single-wall corrugated cardboard for durable support. Ideal for shipping clothing, books, picture frames, artwork, mirrors and other items. Folds flat to help conserve space in your storage room. Attached flaps enable quick, easy sealing.