VIVA OFFICE High Back Bonded Leather Racing Style Office Swivel Chair, Black and Light Grey Deluxe high-back high quality PU ergonomic racing style executive chair task chair with soft spring pack padding provides the ultimate comfort. Pulling out on the control handle, which allows your chair to tilt back, or sit forward and push the control handle in to prevent it from tilting Simple pneumatic controls let you raise or lower your seat and rock back in your chair. Adjustable tilt tension and Pneumatic seat height Swivel mechanism with Nylon caster and Nylon base Weight capacity: 250 pounds.Free component-exchange provided for one year after purchase