The Northgate Style chair has an arched back design. It is 18 inch wide and 32 1/4 inch tall and has thermoplastic coated steel ribs with cast iron legs and armrests that are 1 1/4 inch wide and 1/2 inch thick. 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. Features pre-drilled holes for surface mounting.