Wise 3060 Pinnacle Series 10" Base Lounge Seat is Ideal for replacing worn out seats on your runabout, ski boat or fish and ski model. Vinyl wrapped injection molded plastic frame. Marine grade UV and mildew treated vinyl. High compression foam padding. Special extra padded headrest. Popular colors look great in all ages of boats. Seat opens up for sunbathing. Storage underneath. Mounts directly to boat floor. Easy Assembly.