Delsey Luggage Helium Hyperlite Carry-On Expandable Spinner Trolley, Black, One Size Carry-on size fits in the overhead compartment and underneath the seat of most U.S. Domestic airlines. Lightweight & durable Dura tec fabric, lightweight fiberglass frame provides flexibility, durability and shape retention. Roomy main compartment expands 2 inches. Fully lined with adjustable tie down straps. Two front zippered pockets offer quick access to frequently-needed items Easy roll spinner wheels assure smooth maneuverability and keep zero weight on your arm. Telescoping pull handle locks in 2 positions to accommodate 2 and 4 wheel use Worldwide limited lifetime warranty