Wise BM3338 Premier Series Bucket Seat features full size dimensions for ultimate support and comfort, Flip-Up bolster provides excellent leaning surface while docking; Perfect color and style match with Wise Premier Series pontoon seating components Roto molded, high-impact plastic seat frame, with comfortable compression foam padding; Includes Wise 8WD399-1 mounting plate with pre-installed 1/4x20" T-Nuts, mounts to any BIA standard 4 bolt pedestal or seat slider system 28 oz. Soft Touch marine grade vinyl with double top stitching, withstands the effects of sun, heat, rain and soiling under normal marine environment conditions Includes Wise 8WD399-1 mounting plate with pre-installed 1/4x20" T-Nuts, mounts to any BIA standard 4 bolt pedestal or seat slider system SEAT DIMENSIONS - Height: 26", Width: 24", Depth: 26", Sitting Depth: 16", Sitting Width: 18"