New backpack men's multifunctional charging men's business computer backpack large capacity student schoolbag

"Welcome to our store. This schoolbag is specially prepared for students in the school season. It not only has a good appearance but also has good practicality. It can store a lot of school supplies and is very portable. If you buy it, you will be very satisfied with it!

Lining material：Polyester Upper Material：Polyester - Fabric: plain weave. - Height: 50 cm. - Width: 30 cm. - Length: 19 cm. - Design: contrast stripes, logo, screen printing. - Opening and closing method: two-way zipper. - Handle, thickened adjustable shoulder strap - Compartment: 1 main compartment. - Pocket: 2 mesh pockets. - Capacity: 26.5 liters. The product capacity may have some errors due to different measurement methods. The specific size is subject to the actual product!"

bag upper material: polyester