Durable, weatherproof 18 oz. fiber-reinforced PVC laminate material. Installs easily with durable straps. Includes fiberglass support rod to shape peak. Large, UV-resistant, vinyl rear window extends behind uprights to bottom of seat for added coverage. Produced from nylon reinforced rip-stop vinyl.•Not to be used with windscreen from hard cabin•Remove for towing or use an enclosed trailer when transporting a vehicle with a Soft Roof with Back Cover.