Tempress Elite High Back Helm Seat Rotationally molded Built in lumbar support and a rolled front edge, 30 oz. Marine grade vinyl Constructed of materials designed to withstand the rigors of the marine environment Easy mounting base, Backside grab handle and side armrests Comfort Style panels with lumbar support. Captains Comfort seat Product Size: 26H x 23.5W x 27.5D Inches