Fully welded 25x25mmSQ mild steel tube frame (black semi-gloss powdercoat finish), 350mmW x 430mmD high density moulded foam seat upholstered in commercial grade vinyl rub tested to 100,000 (red, black, charcoal, white, blue or taupe), can also be upholstered in fabric/vinyl of your choice, 780mm seat height, indoor use