• Thick Padded Mesh Seat and Double AirGrid® Back with Adjustable Lumbar Support • One Touch Pneumatic Seat Height Adjustment • Mid Pivot Knee tilt Control • Adjustable Tilt Tension Control • Height and Width Adjustable Arms with PU Pads • Extra Heavy Duty Gunmetal Finish Base with Oversized Dual Wheel Carpet Casters • GREENGUARD Indoor Air Quality Certified®