Samsonite 151 Series 29" Spinner Poly/Nylon Blend - Combination of Polyester and Nylon fabrics for durability. Nylon is a high strength, durable material with excellent wear properties. Spinner Wheels - Four wheels...zero effort, four multidirectional spinner wheels allow 360 degree upright rolling in multiple directions so there is no weight on your arm. Retractable handle - Provides easy maneuverability when extended out from the case, and stores neatly inside when not in use. Locks in place in both the fully extended and stored positions for secure traveling. Top carry handle - Allows you to lift the case with ease and comfort, or carry it by hand when rolling isn't an option. Free Shipping on All Orders from Samsonite.