Backpack and bag, school bag:Type: travel bagBackpack:Build: without back carrying systemVolume:Large Category: 15 - 30 lSize:Volume: 26 lSize (W x H x D): 48 x 37 x 23 cmMaterial: 100% PolyesterWeight: 2050 gInner Pocket:large, easily accessible main compartment with all round zipperadditional zipper compartmentOuter Pocket: Fitted zip pocket with divided into organising unitsClosure system: zip