Part of the Lorell Incite Series, this task chair features Incite 3D technology so the fully articulating backrest offers continuous lumbar support at any angle. Other customized functions include pneumatic seat-height from 20-1/2" to 23-1/2", adjustment, tilt, tilt tension and tilt lock. Arms are height-adjustable. Seat, back and polyurethane arm pads are upholstered in black bonded leather for a luxurious experience. Seat and back are thickly cushioned for enhanced comfort. Arms and five-star base are made with durable black nylon. Base is equipped with hooded, dual-wheel 50mm casters for easy chair movement. Seat measures 21" wide x 18-1/4" deep. Back size is 21-1/4" wide x 29-3/4" high. Weight capacity is 275 lb. Chair is endorsed by the American Chiropractic Association.