Cabin Max Metz Backpack Flight Approved Carry on Bag Designed to fit the maximum size allowed on a IATA flight 21'' X 14'' X 9''. Ideal for Airlines such as Easy Jet, Ryan Air, Spirit, Jet Blue, AA United BA, Alaska, Delta, Frontier, Hawaii, Southwest, and many others.4 This massive backpack makes it possible to fly and travel without checking in baggage to the hold New Lighter weight AMAZON Verified 1.5lb. High strength composite Water resistant 600D material nylon bag with padded back. Featuring 3 main zipped compartment and 2 zipped internal compartments. Adjustable shoulder straps, carrying handles, and side adjustable straps.