Student bag travel backpack $ 31.27 Bag shapes: square vertical section Lining texture: polyester Types of accessories: package lock Features: Anti-theft hidden zipper, one-piece seamless closure, full protection2. External Universal Earphone Jack3. 4.0Afast charging port, Charges up to 20% faster than standard cables and transfers data at 800Mbps via USB 2.04. Hidden side pocket, can bring your water bottle or umbrella5. The back panel equipped with a luggage bandage, easy for business trip