Men Large Capacity Backpack USB Charging Male Laptop Bagpack Waterproof Business Travel Back Pack Luggage Bag MochilaSPECIFICATIONS Backpacks Type: Internal Frame Brand Name: rilibegan Exterior: Silt Pocket Item Type: Backpacks Pattern Type: Solid Handle Strap Type: soft handle Style: Casual Lining Material: POLYESTER Place Of Origin: China (mainland) Rain Cover: No Main Material: nylon Decoration: none Closure Type: zipper Carrying System: Physiological Curve Back CN: Hebei Origin: Mainland China Choice: yes