This medical stool is upholstered in durable Black, microbe-resistant vinyl, and equipped with a 4” thick molded foam seat that provides improved durability. Its plush back cushion provides comfortable back support for extended periods of work. It is attached with an easy to reach gas lift seat height adjustment lever, providing a vertical range of 6” to suit your comfort and work environment. The stool’s 20” chrome footring provides added foot and leg support. The hooded double wheel casters make it easy to move and shift directions. Features: Ergonomic design emulates the natural shape of the spine to increase comfort and productivity Upholstered in durable microbe-resistant vinyl for easy maintenance and cleaning Adjustable seat height with a 6″ vertical height range Attractive chrome finish on the base, foot ring and gas lift Assembly required Boss Office Product chairs have a 6-year limited manufacturer warranty MAS Certified Green for low VOC emissions Specifications: Product Dimensions: 41″ – 47″ H x 25″ W x 25″ D Product Weight: 26 lbs Seat Dimensions: 28″ – 34″ H x 16″ W X 16″ D Weight Capacity: 275 lbs