Tempress NaviStyle High-Back SeatThis premium replacement boat seat is sewn with UV and abrasion resistant polyester thread and boasts 30 oz. marine grade vinyl to stand up to all the elements. It is constructed with a water resistant molded foam base, an integrated lumbar support for prolonged comfort, and a heavy duty design featuring high impact polypropylene. This seat has been a preferred choice with top U. S. boat builders for years and features a patented no pinch hinge with