Wise Classic High Back Boat Seat - Update a worn or damaged boat seat with the Wise Classic High Back Boat Seat and immediately feel the satisfaction of your investment. The Wise Company is so confident of the quality of these boat seats that they have backed this boat seat with a 6 year warranty on the frame and a 3 year warranty on the upholstery. Heavy-duty 28oz marine grade vinylMIldew resistant & UV treatedNo-pinch aluminum hingesCompression foam paddingState-of-the-art high-impact plastic frames6 year warranty on frame3 year warranty on upholsteryHeight: 23.25inWidth: 16.5inDepth: 20inSeat depth: 14.25in