Rugged office task stool on a traditional American-style base, the Alvin DC207A utility stool features a soft 1" thick black polyurethane plastic swivel seat that is 13.5" in diameter. Pneumatic lift allows height adjustment from 20" to 25" and the 23" diameter black, powder-coated, tubular steel base provides excellent stability and comfort with its built-in foot ring. Task stool comes complete with a set of locking casters and a set of non-slip floor glides. Perfect for the home, shop, or studio. Weighs approx. 20 pounds. Black.