Nightingale #2020-A Mid back task chair. Grey in fabric with extremely modern design. Thick dense padding for hours of comfort. Grade A high wear fabric seat and back panels. Polyurethane wheels for prolonged life and smooth ride. Hand controls for all functions put in ideal locations . Up/down and toggle forward and back , in and out arm rests. Smooth gas assists up/down piston. Polished aluminum base and support system with hidden cabling. This is certainly a gem among office chairs. Color variations available as well as a high back version.