At Z1R, they are dedicated to making your ride a great one. Offering a full line of performance helmets, seats and apparel for the street, dirt, and snow enthusiast, they are uniquely positioned to provide quality products with real value, great styling, and the best possible materials and workmanship. High-quality automotive-grade vinyl. Low-profile design with molded flexible urethane foam interior for maximum comfort and styling. Features an EZ Glide I™ or EZ Glide II™ backrest mechanism for plug-in backrest: Backrest can be used in the driver or rider position. Seat comes with one backrest unless specified; a second or replacement backrest can be purchased separately. 3/16" ABS thermoformed seat base for a perfect fit, and fully carpeted bottom with rubber bumpers to protect paint. Lowers rider height and improves rider positioning. Note: Requires use of O.E.M. hardware.