Multi-Task Contoured Back Stool features a durable plastic shell upholstered in easy-to-clean, antibacterial vinyl ideal for healthcare environments. Adjustable back gives support where you need it. Functions include pneumatic seat-height adjustment from 22″ to 32″ and adjustable seat depth. 19″ diameter chrome footring is height-adjustable. Shift easily from one worksurface to another with the 360-degree swivel and the dual-wheel casters on the five-star nylon base. Weight capacity is 275 lb. Stool meets or exceeds BIFMA standards.