Keep focused on the job by sitting comfortably in this Office Star chair. The mesh office chair provides ventilation and FreeFlex II fabric to keep you feeling good. The height-adjustable chair rolls on casters and features a tilt mechanism to allow you to find your preferred position. Overall Dimensions: 42-7/16H x 26-13/16W x 24-1/8D. Ergonomic design allows for comfort throughout the day. Recommended for performance use 6-8 hours per day. Weight capacity tested to support 275 lb. Waterfall seat cushion and a FreeFlex II fabric seat. Breathable Air Mist mesh back. 1-touch pneumatic seat height adjustment and a ratchet back-height adjustment. 2-to-1 synchro tilt control features adjustable tilt tension. Height-adjustable arms. Heavy-duty nylon base features dual-wheel carpet casters. Assembly required. Backed by the manufacturers lifetime limited warranty.