Description " 500D 56/36/8 nylon/polyester/PU Lining: 100% polyester Holds most 15" laptops Padded internal laptop and tablet sleeves with self-grip fastener Water bottle side pocket with adjustable self-grip fastener and zipper closure Removable sternum strap Padded back panel and straps Adjustable side straps Bottom panel Oakley logo on front pocket 11 2/5" W x 17 3/10" H x 5 9/10" D"