Available in genuine top-grain leather or animal-friendly vegan leather.Metal base.Five legs and ball casters.Foam padding on seat and back.Control seat height via a gas-lift lever mechanism.Base swivels.Care should be taken when placing this chair directly on wooden floors; to prevent scratches, use a protective mat.This contract-grade item is manufactured to meet the demands of commercial use in addition to residential. See more.Learn about leather! See our guide here.Made in China.