The Axel Adjustable Drafting Stool features a ribbed seat and back upholstered in white faux leather over comfortable foam padding. Other features include a chrome frame and base, a height adjustable seat and footrest, 360 swivel, and nylon casters with chrome hoods. The Axel Adjustable Drafting Stool is constructed to be contract grade / commercial use approved. Also available in Gray and in a matching office chair. For safety purpose, the Axel Adjustable Drafting Stool has “self-braking casters”. The casters utilize weight to brake. When a person is sitting on the chair, the casters brake by themselves. In order to move the chair, simply stand up and the brakes will release.