This HON Prominent task chair is engineered for performance. The adjustable seat height and depth fit your legs, and the adaptable lumbar support, and 2-way arms conform to the upper body. The high-performance asynchronous tilt lets you fine-tune your posture to address any task. The back is breathable mesh for comfort. Seat upholstery color is Black and back mesh color is Black. Features: BREATHABLE MESH COMPUTER CHAIR: This work chair's contoured sandwich mesh seat back cushion with two layers of padding keep your body happy, supported and cool so you can concentrate on work. DURABLE DESIGN: This work chair is engineered for performance with 100% polyester seat upholstery with Nano-Tex soil and stain protection plus a fiberglass-reinforced resin five-star base. ERGONOMIC ADJUSTMENTS: Let this comfortable office chair take care of your body while you work with an easy, adjustable recline and pneumatic height adjustment. ON THE MOVE: Pull up to your computer desk, swivel around to collaborate with your teammate, or wheel over to the snack area for a quick break with this five-star resin base and durable wheels. BASIC TROUBLE SHOOTING: Confirm that the cylinder is squarely mounted into the tilt mechanism, if not, remove and re-assemble. Confirm that the mechanism is mounted onto the seat pan in the proper orientation, if not, remove and re-assemble.