Ergonomic Office Chair - Mid Back Contemporary Executive Swivel Chair - H8020-GG

H8020-GG Features: Mid-Back Executive Swivel Black Vinyl Upholstery Ergonomic Seating with Passive Lumbar Support Black Nylon Loop Arms Pneumatic Seat Height Adjustment Tilt Tension Adjustment Heavy Duty Nylon Base Dual Wheel Carpet Casters Dimensions: Seat Size: 18"(W) x 18"(D) Back Size: 18"(W) x 20"(H) Seat Height 18 1/2"-23"H Arm Height 25 1/2"-30" Overall Height: 36 1/2"-40" Finish:Black Vinyl