Item Type: BackpacksBackpacks Type: SoftbackCarrying System: Arcuate Shoulder StrapExterior: NoneRain Cover: NoInterior: Interior Slot PocketHandle/Strap Type: Soft HandleClosure Type: ZipperCapacity: Below 20 LitreLining Material: PolyesterMain Material: CanvasUnit Type: pieceMaterial: canvasColor: black， blue， rose redSize: (LxWxH)28x14x43cm