Stay on task during the work day with this economical black office chair. Sink back into the comfort of the breathable mesh back with built-in lumbar support and soft, padded seat as it contours to your body. A ratchet back height adjustment allows you to customize the back height to your precise needs, while the armless design allows for easy access as you move in and out of your chair. Update your office seating with the ProGrid Back Armless Task Chair.