Ergonomic design adjusts to fit multiple users. Breathable padded mesh seat and back for cool comfort. Waterfall seat edge reduces pressure at the back of knees. Padded slant T-arms are height- and width-adjustable. Five-star base with casters for easy mobility. Recommended Applications: General Office & Task; Seat/Back Color: Black; Features & Functions: Back Height Adjustment; Pneumatic Seat Height Adjustment; Tilt Tension/Tilt Lock.