Designed by Tom Deacon * Multi-functional chair suitable for workstations, executive offices, or boardrooms * Supports the body comfortably with inherent flexibility and adjustability generic features 4 upholstery styles 3 seat depths 3 back heights Adjustable back height (lumbar support) Adjustable tilt tension Adjustable tilt lock Forward-tilt lockout Pneumatic height adjustment 5-prong base Carpet casters generic options Softwheel casters Click here to see the Stool version GREENGUARD® Certified finishes available Black Polished Aluminum (upcharge)