Proform Mesh Task Chair w/Synchro Control & Side Tension, Seat Slider, Adj Arms and Aluminum BaseFeatures Synchro control with side tension adjustment and seat slider Adjustable height arms Black aluminum base Available in high and mid back models 300 lb. weight capacity Details Supremely Comfortable and Versatile. This Proform chair features a stylish, height adjustable, mesh back panel with contrasting, leather like seat. An exclusive cushion molding process produces superior comfort, and controls are positioned for ease of use. Mid and High