JanSport Wasabi Backpack (Black) nylon Ergonomic AirCore shoulder straps with one large main compartment Front utility compartment with organizer keeps essentials handy with front zippered stash pocket Easy access V-Loft pocketand Mesh water bottle pocket 2/3 padded back panel for cushioning comfort and Web haul loop Capacity:1801.4 cu in / 29.52L,Dimensions:19in h x 13.2in w x 7in d,Weight:15 oz / 0.45 kg,Fabric:600 Denier Polyester / 420 Denier Velocity Nylon