Office Star Space Professional Air Grid Back Managers Chair with Fabric Seat Thick Padded Contour Seat and Matrex Back with Adjustable Lumbar Support One touch Pneumatic Seat Height Adjustment 2-to-1 Synchro Tilt Control with Adjustable Tilt Tension Heavy duty Angled Nylon Base with Oversized Dual Wheel Carpet Casters Available in Different Fabric Colors