OFM 105-DK-805 Comfort Series Superchair with Drafting Kit Extra-thick, extra-wide Seat made with high-density foam Back and Seat fully upholstered in Stain-resistant fabric rated to withstand heavy use Adjustable Seat Height, Back Depth, and Back angle for ergonomic comfort Drafting kit includes extra-tall Seat lift and adjustable foot ring 360-degree swivel and Sturdy 25" 5-star wheeled base with 250lb weight capacity