Whether you're headed off for a full day of class or blowing off those classes for a full day at the beach, the Dakine Kat Backpack has your back. Made from a durable cotton canvas fabric, and with a polyester lining, this uniquely-printed knapsack has a fully-padded exterior pocket for your tablet, non-padded interior for your laptop, and a downright roomy interior for books, towels, and a bagged lunch. Specs: 1000 cu. in. [ 16L ], 15 x 13 x 4.5'' [ 38 x 33 x 11cm ]. Material: Polyester.