Baja Series Premium Bucket Seat; Great Upgrade for Ski Boats, Runabouts and Pontoons Roto molded, high-impact plastic seat frame and compression foam padding Double top stitched heavy-duty 28 oz marine grade vinyl, withstands the effects of sun, heat, rain and soiling under normal conditions Seat Dimensions: height: 23", width: 19", depth: 25", seat depth: 18" Includes Wise 8WD399-1 mounting plate, mounts to any standard BIA pedestal or seat mount