Office chair features premium technical suspension with mesh back, adjustable lumbar and ProForm molded foam seat construction. Use the cable-actuated synchro seat plate with seat slider to find the right position for you. Solid polyurethane arm pads pivot and adjust in height for enhanced comfort. Functions also include pneumatic seat-height adjustment, ratchet back, 360-degree swivel and tilt adjustment. Durable aluminum base is equipped with casters for easy chair movement. Weight capacity is 250 lb. Chair is BIFMA rated.