OT3091 Features: * Chair * Pneumatic seat height adjustment * 360° Swivel seat * Pivot tilt, tilt tension and locking tilt control * Heavy duty nylon base with dual wheel carpet casters * Green guard indoor air quality certified Dimensions: * Seat travel height: 18" - 20.75" * Seat dimensions: 19.5" W x 19" D * Back dimensions: 26.75" H x 21.5" W * Dimensions: 46.5" H x 28.5" W x 28.5" D Collection: * Work Smart collection