This office stool features a black polyurethane seat which is ergonomically formed from durable, easy-care integral foam with steel inserts. The seat height be can adjust from 60 – 85cm. You can tilt the seat up to 15° horizontally and swivel up to 16° in any direction, with automatic reset. The frame is made of steel tubing and is fitted with non-slip floor gliders. The stool is GS-certified.