JanSport Unisex Superbreak Backpacks 600-D polyester Imported Zipper closure 13.5" shoulder drop 16.5" high 12" wide Ultra-functional school backpack/daypack with 600-denier construction Single main compartment and front pocket with organizer for smaller items Stores 2 to 3 textbooks, binder, spiral notebooks, calculator, cell phone, and more Comfortable straight-cut, padded shoulder straps and 2/3-padded back panel 1,551.2 cubic inches of storage; measures 13 x 16.7 x 8.5 inches (W x H x D)