This Bucket Seat is made from a rugged plastic frame with compression foam padding covered with 28-oz. marine-grade vinyl. Bolster easily flips up and out of the way. Heavy-duty vinyl is mildew resistant and UV-treated. Stainless steel hardware. Includes aluminum 12" - 18" adjustable pedestal and fore and aft seat slide. Seat dimensions: 22"H x 24"W x 27"D. 6-year warranty on frame. 3-year warranty on upholstery.