New black backpack men's large-capacity new business travel waterproof computer bag travel backpack 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