Office Star  OSP3680 Professional Airgrid Leather Chair, Black and Platinum The 36 Series professional Air Grid Leather chair with mesh in Black Featuring adjustable lumbar support, 2-to-1 synchro tilt, seat height adjustment and platinum finish base Thick padded contour leather seat and AirGrid back with Adjustable lumbar support and V-back support One touch pneumatic seat height adjustment; Top grain leather seat and trim Platinum finish cantilever arms with PU Pads; Platinum finish Aluminum base with dual wheel carpet casters Assembly required; Assembled Dimensions: 27.5W x 27D x 44H in inches Weight Capacity: 250 lbs & Net Weight: 42 lbs