USB Charging port design: Built-in USB cable. Use it to connect the power bank, then connect your phone with original USB cable to the USB port, you could charge your phone conveniently. Headphone design: you can listen to your favorite music on the go hands-free.
Adjustable shoulder strap for comfort: The adjustable padded reinforced strap will reduce your shoulder burden and pressure when go to school or travel.
This lightweight and breathable shoulder backpack is great for casual life. It is perfect for school, travel, sports, shopping, dating, causal, club, gatherings and other occasions.