HIDDEN BALL COMPARTMENT - A mesh net is hidden at the bottom zipper of the backpack, it can be pulled out for use like storing basketball, soccer, rugby, volleyball, helmet etc.
USB CHARING PORT - Connect to your own Mobile Charger, the built-in USB cable became a great convenience for charging your electronic devices on the go.
USB PORT DESIGN - Our college book bag has spacious main compartment fits 15.6" laptop as well as 15", 14" and 13" Laptop. With built-in USB charger outside and built-in charging cable inside, this USB charging backpack offers you a more convenient way to charge your phone while walking (Portable power bank required and NOT included in this backpack),


DURABLE & ECO-FRIENDLY MATERIALS - Major material is oxford fabric, designed for good air cooling and comfortability with the 0.8"(2cm) elastic sponge on the back of the backbag. Widened and thickened padded shoulder straps with breathable mesh, relieve the pressure of your shoulders.