Middle school student travel leisure backpack

Style: Donut Backpack
Fabric: Water-repellent polyester fabric
Uses: hand, shoulder, shoulder
Scene: travel, school, shopping
Size: length 26CM * width 13CM * height 40CM (15-inch laptop can be placed)
Structure: 90 degree full-open large space, computer compartment, independent outer pocket*2, deep side pocket, zipper pocket