GJHJ Travel backpack with USB charging port 15.6-inch laptop backpack laptop backpack casual backpack (Purple)

Bag size: medium pattern: plain Lining texture: polyester Color: red, purple, light gray, black, dark blue, dark gray, light blue Whether with a lock: No Accessories type: Backpack shoulder pads Material: Oxford cloth Strap root number: double root Applicable gender: neutral/male and female Opening method: Zipper The internal structure of the bag: zipper pocket, mobile phone pocket, ID pocket, sandwich zipper pocket, computer pocket, camera pocket Capacity: 20-35L