Our Helm Boat Chairs and Pilot Boat Chairs feature high-quality and heavy duty marine grade fabrics that are mildew resistant and UV treated. Each seat is compression foam padded for comfort, with a high-impact rotational molded frame. Helm and Pilot Seats are ideal for the boat driver or passenger. The universal mounting plate for any BIA 4-bolt pedestal system or seat slide allows for easy install. WISE Boat Seats have a 3 Year Warranty on Upholstery and 6 Year Warranty on Frame.