Office chair: Get an ergonomic office chair. Adjustable: Built-in gas lift to adjust height, plus use the tilt function to recline backwards and lock into place. Features: Get comfortable with a large padded seat, arm rests, breathable back rest and five wheels on a star base. Colours: Black, White, Red or Black with white arm rests. Ergonomic: Curved backrest can perfectly line up with human body line and support your spine's natural curve. Ideal for: Working from home, gaming and home offices. Ergonomic Office Chair | Black | Living Social