- This backpack is a revolutionary new product that combines the grab and go functionality of a wheeled backpack with the ware of four wheel, upright rolling of spinner luggage - Constructed of premium ripstop material for lasting durability - Four multi-directional spinner wheels allow 360 upright rolling so there is no weight on your arm - Laptop compartment protects and holds up to a 15.6" laptop. - Felt lined hidden pockets to protect valuables - Quick change back panel technology allows for a quick access to backpack straps - Stealth zippered water bottle pockets - Push-button locking ergonomic handle for comfort in transport - Padded shoulder straps for increased comfort