High Back Executive Swivel Chair, Made of Eco-Friendly Materials, Overstuffed Padded Seat and Back, Built-In Lumbar Support, Tilt Tension Control, Spring Tilt Control Mechanism, Waterfall Seat Promotes Healthy Blood Flow, Pneumatic Seat Height Adjustment, Black Metal Padded Loop Arms, Heavy Duty Black Metal Base, Dual Wheel Casters, Black LeatherSoft Upholstery, LeatherSoft is leather and polyurethane for added Softness and Durability, CA117 Fire Retardant Foam