The KH-220 is an economical and purposeful task chair for clean-room and shop-seating needs. The self-skinned urethane material is extremely easy to clean and is one of the most durable rubbers on the seating market. Comes standard with an Office Star 15-year limited warranty. Also comes standard with carpet casters. Please see the chart below for more available options. The tilting seat and back will provide sufficient adjustments to achieve a more than satisfactory level of comfort.