Synchronized knee tilt provides a full, deep recline while keeping your feet on the floor. Highly-styled breathable mesh back with adjustable lumbar support. Thickly padded seat wrapped in luxurious black leather. Height-adjustable arms accommodate a variety of users. Five-star base with casters for easy mobility. Recommended Applications: General Office & Task; Seat/Back Color: Black; Features & Functions: Pneumatic Seat Height Adjustment; Synchronized Knee Tilt Tension/Tilt Lock.