SPACE Seating Professional Deluxe Padded Mesh Seat and Back, 2-to-1 Synchro, Adjustable Arms and Tilt Tension with White Coated Nylon Base Frame Task Chair, Steel Gray Thick Padded Deluxe Mesh Contour Seat with Built-in Lumbar Support One Touch Pneumatic Seat Height Adjustment 2-to-1 Synchro Tilt Control with Adjustable Tilt Tension Height Adjustable Padded Flip Arms Coated Nylon Base with Dual Wheel Carpet Casters and Black End Caps