Mid-Back Swivel Chair, Made of Eco-Friendly Materials, Double Padded Seat and Back, Built-In Lumbar Support, Tilt Lock Mechanism, Pneumatic Seat Height Adjustment, Padded Nylon Arms, Chrome Finished Base, Dual Wheel Casters, Black LeatherSoft Upholstery, LeatherSoft is leather and polyurethane for added Softness and Durability, CA117 Fire Retardant Foam, Meets or Exceeds ANSI/BIFMA Standards