The safest backpack and the most convenient backpack with features such as: an integrated USB charging port, weight balance, water repellent fabric, illuminating safety strips and luggage strap. The backpack equipped with one large packing compartment, separate 14 inch laptop compartment and pockets for phone and pens. Features: Integrated USB charging port Illuminating safety strips Water repellent fabric Anti-tearing material Weight balance Luggage strap Hidden zipper closures Advanced storage design Adjustable shoulder comfortable strap