New astronaut schoolbag, boys, primary school students, grades 3 to 6, handsome and lightweight, junior high school students, backpack, large capacity

Lining texture: Nylon Scenario: Off-campus training Image: Astronaut Function: breathable, waterproof, wear-resistant, load-reducing Material: Oxford cloth Size: three-piece set (17-inch backpack + satchel + pencil case), 17-inch backpack, 15-inch backpack, satchel, pencil case Carry system: Air cushion strap Popular elements: sewing line, printing Style: Childlike and cute Applicable School Age: Grades 3-4