Manufactured in copolymer polypropylene, UV stabilized, textured matte surface, sealed around the whole of its perimeter to prevent dirt from accumulating inside the seat, easy cleaning. Rounded front edge of the seat to improve its comfort. Fixing with four anchoring points mounted directly on step. Optional metallic brackets are made in cold laminated steel tube S-275-JR and/or S-235-JR, hot galvanized at 450º (option cataphoretic + powder paint coating). Also, as an option, fiberglass riser brackets are available. (For brackets information, please contact commercial department).