Be in control of your own comfort, when you’re sitting on the Kopplen ergonomic high-back mesh office chair. The adjustable seat and lumbar height, together with the specially designed headrest, work together to ensure you have the utmost comfort and convenience. The durable nylon base and molded foam seat cushion ensure this chair will remain comfortable and sturdy for a long time. | Kopplen Ergonomic High-Back Mesh Office Chair - Black