KI's Impress Ultra task stool includes the perfect combination of comfort and value. With this task stool, KI takes the comfort of the Impress chair and adds a mesh back which conforms to the unique curvature of your back. In addition, the chair is covered with Soft Knit fabric that stretches two ways and is woven specifically for the Impress Ultra seat.The Impress Ultra task chair is available with four arm options including pivoting T-arm, adjustable T-arm, loop arm and adjustable loop arm. Back height is adjustable and standard.