Samsonite Dura-lite Hardside 29" Hardside Wheeled Luggage Hardside (ABS) - Luggage is made from a vacuum-formed or pressure-formed shell. Strong ABS plastic, a temperature-resistant, highly impact-resistant material, is combined with a textured finish for the classic hardside look. Inline skate wheels - Are constructed of polyurethane with ball bearings to minimize frictional resistance, offer durability and reduced resistance for smooth rolling. Top carry handle - Allows you to lift the case with ease and comfort, or carry it by hand when rolling isn't an option. Side carry handle - Allows you to lift the case with ease and comfort. Cross straps - Secure the contents of your luggage to help prevent shifting that can cause damage. They also help keep the contents of your luggage organized.