Flexible Size Options to Suit Every Trip: Choose from a 22" carry-on only, a 2-piece set with a 15" boarding tote, or a full 3-piece set (30"/26"/22") Patented 3-in-1 cup holder, USB port, and phone holder located in back of each luggage unit for travel convenience Expands for extra packing capacity Smooth 360° Spinner Wheels for Effortless Mobility: Multi-directional spinner wheels deliver stable upright rolling and easy navigation through airports, terminals, and city streets Push-Button Telescopic Handle with Easy Lift Options: Recessed locking trolley handle pairs with top carry handles for comfortable control and convenient lifting