Travelpro Crew 10 2 Piece Spinner Luggage Set 25 and 21 (One Size, Black) Patent-pending MagnaTrac system has self-aligning magnetic dual wheel spinners that make the bag roll straight New patented Contour Grip design with TPR touch points specifically engineered for spinner model use Patented Powerscope aluminum extension handle minimizes wobble and has multiple stops 38 inch and 42.5 inch Interior offers a full lid pocket and deluxe suiter which keeps clothes wrinkle-free during travel Large main compartment with built in zip wet pocket and mesh pocket for organization