Summer new large-capacity backpack, junior high school student spine bag, travel computer backpack

Lining texture: Polyester Function: Waterproof Material: Nylon Carry system: Air cushion strap Popular elements: sewing line Style: Leisure Travel Capacity: 20L or less Size: uniform size Length: 40 cm Width: 28 cm Height: 19 cm Label: Yes Washing Care: Hand or machine washable