This multi-function task chair is made with SereneSoft fabric on the seat and a mesh back. It features a 27 inch nylon base with 2 inch nylon dual wheel castors for supreme comfort and a smooth roll. The chair offers a 3 paddle multi-function mechanism which allows one to adjust the seat and back to lock in any position throughout the tilt range. With an adjustable back, adjustable arms, a pneumatic gas lift for easy height adjustments, and a weight capacity of 275 lbs. this chair really is designed for anyone and everyone.