New Space Schoolbag For Primary School StudentsInformation Use gender: neutral both male and female Applicable school age: primary school Material: Oxford cloth Bag size: large Capacity: 36 55L Bag internal structure: zipper pocket, sandwich zipper bag Opening method: zipper Function: breathable, waterproof, wear resistant, lightening Strap root number: double root With or without tie rod: No Lining texture: Polyester