Resistant to moisture, warp, crack, splinter or support bacterial growth. * All hardware is zylon-coated stainless steel. No rust with lifetime of durability. * Seat Dimensions (inches): 48L x 20W x 17 from ground * Dimensions (inches):48Lx20Wx17.25H; Weight Capacity 500 lbs & weighs 45 lbs * Made in USA; 5 years for residential use & 3 years for commercial use