This 6 foot roll formed diamond contour bench is made with thermoplastic coated 11 gauge metal. This frame is 1 1/2 x1 1/2 inch cast iron powder coated legs. Thermoplastic is environmentally safe. The coating will not fade, crack, peel, warp, or discolor for the life of the product. Thermoplastic finish is easily cleaned and is vandal proof. Comes portable for convenience. Locker rooms, tennis courts, park trails and gardens can be enhanced with these beautiful benches.