Compartments/Closure: 3 main zip-up compartments Padded compartment for 15" laptop 1 zip-up front pocket 1 front slip pocket 2 side mesh pockets Straps/Padding: Adjustable padded shoulder straps Reinforcement: Padded back panel Reinforced rubber bottom ROXY cotton patch Dimensions: 18" [h] x 12.1" [w] x 6.4" [d] / 46 [h] x 31 [w] x 16.5 [d] cm Volume: 23.5 L Material: 100% Polyester