Fits: RZR 800, RZR-S, RZR 570, and XP900 (will not fit four seaters)P/N: EMP-11650Thermoformed from 3/16 inch thick White Polyethylene insure a very strong and durable top. Attaches to the stock cage with rubber coated straps provided. The sides are straight giving more coverage than the stock tops.Polyethylene is the same material ATV fenders are made of. It will not easily crack or break like ABS and other plastics.