As elegant as practical. Made of 100% scratch-resistant, lightweight polycarbonate. Features a large front pocket with built in sleeve for up to a 15.6" laptop. Split-book style opening offers 2 spacious compartments for packing ease. It offers an expandable main compartment to maximize space and packing flexibility and maximum comfort with the telescopic handle designed to fit in the palm of your hand. If your bag is overstuffed, it may not be approved for carry-on use by the airlines.