Constructed of abrasion-resistant 2520D ballistic nylon, the 310 Motoring 28-inch upright is designed to withstand the rigors of travel. A revolving handle system and shock-absorbing inline skate wheels make it great for racing through crowded airports. Features include: Abrasion-resistant 2520D ballistic nylon construction Z-Mobile aluminum steel revolving handle system Shock-absorbing inline skates Oversized self-mending nylon-coil zippers Nylon lining Industrial heavy duty hardware Imported