The Dirk High Back Office Chair features durable, easy-to-clean black leatherette upholstery over a foam seat and back. It has polished aluminum armrests, a tilt mechanism that locks in five positions, a swivel seat and a gas lift to raise and lower the seat. 50mm polyurethane casters with a stainless steel hood protect hard surface flooring. This modern office chair has a flat bungee band seat construction for comfort. Its strong components are suitable for contract/commercial use. Also avaialble in other colors and back heights.