Product detailsLabstool,?not adjustable. Durable yet extremely easy to clean, this comfortable, long-wearing vinyl upholstered stool with generously cushioned seat is perfect for any environment, but works wonders in medical, laboratory and educational settings. Features pneumatic seat height adjustment 17″ to 22″, 360 degree swivel, tilt adjust with tilt tension and tilt lock, back height adjustment. Mobile on five 2″ dual wheel hooded carpet casters. Some assembly required.