Vans the authentic iii skatepack is a 100 polyester backpack with two large main compartments featuring padded laptop and media storage ergonomically designed shoulder straps for comfort stretch mesh side water bottle pockets and a hideaway skate strap system to carry your board or jacket it also includes padded mesh back panel ventilation and a front zip pocket measuring 19 l x 125 w x 5 d inches the authentic ii skatepack has a 23 liter capacity