Women's Convertible Daypack Laptop Backpack, Computer Work Backpack

USB Charging Port: Built-in USB port design allows you conveniently to charge cell phone by connecting power bank without opening backpack on the go. (Power bank is not included) Water Resistant Fabric: Made of water resistant, durable and breathable nylon fabric. Dual padded, reinforced and adjustable shoulder straps provide optimum comfort and fit snugly around your shoulders allowing.