Part of Lorell's Wellness by Design collection, this Air Tech Executive Chair is office seating approved by the American Chiropractic Association. Arm-integrated fingertip controls adjust seat height (20-1/4" to 23-1/4") and tilt lock (from 103.5 to 120.5 degrees). Flexible Air technology is designed to pivot, conform to your movement and provide continuous proper lumbar support. Luxurious, black bonded leather upholstery provides a sleek look. Arms adjust in height from 27-1/2" to 30-1/2". 27" five-star nylon base is equipped with 1-24/25" diameter dual-wheel casters for easy chair movement. Seat measures 22-1/4" wide x 19-1/2" deep x 7-1/2" thick. Back size is 23" wide 29-1/4" high x 7-1/2" thick. Executive chair meets or exceeds BIFMA standards. Weight capacity is 275 lb.