Men College Backpacks Bookbag Vintage Backpack

【Quality Material】Made of Water Resistant and Durable Polyester Fabric with metal zippers. Ensure a secure & long-lasting usage everyday & weekend. Serve you well as professional office work bag, slim USB charging backpack, college high school big student backpack for boys, girls, teens, adults【USB Charging Port&Headphone Jack】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.And the he