Able to be wheeled or carried backpack style. Innovative features allow for use as carry-on luggage or a back-saving solution for students with a heavy homework load. Kipling's Alcatraz II is new and improved with room for your beloved laptop and airline carry-on acceptable! Able to be wheeled or carried backpack style. Innovative features allow for use as carry-on luggage or a back-saving solution for students with a heavy homework load.