Office Depot Brand Flat Corrugated Boxes 24in x 20in x 4in, Bundle of 20

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. Perfect for shipping apparel, books, picture frames, artwork, mirrors and clothing. Boxes are manufactured from 200#/ECT-32 kraft corrugated. Cartons are sold in bundle quantities and ship flat to save on storage space and shipping.