Specifically designed for larger individuals, this executive high-back chair delivers comfort and performance for people weighing up to 450 lb. Inflatable lumbar support is orthopedically designed and easily adjusts to enhance comfort. Posture mechanism/lock adjusts the back angle independently of seat and can be locked in a number of positions. Unique, leather-upholstered, capped arms rotate up and out of the way so the chair can roll up close to desk. Other functions include pneumatic seat-height adjustment, 360-degree swivel, tilt and tilt lock. Back and seat cushions are made of heavy-duty, high-density foam. Chair also features a steel-reinforced seat plate, upholstered arms and an oversized, cast aluminum, five-star base with casters for easy mobility.