The Low Back Fishing Boat Seat givers boaters practical comfort for long days enjoying the water on their boat. This seat is made with an injection molded high-impact plastic frame. In addition, it features a heavy marine grade vinyl that is mildew resistant and UV treated for a lasting life. The Wise® Low Back Fishing Boat Seat is equipped with compression foam padding. FEATURES: Injection molded high-impact plastic frame Heavy 28-oz. marine grade vinyl Mildew resistant and UV treated Compression foam padding Seat Depth: 13.75” Dimensions: 18” H x 16” W x 16.25” D