VIVA OFFICE Ergonomic Office Chair Mid Back Bonded Leather Computer Task Chair with Padded Arms Deluxe bonded leather mid back office chair with padded back cushion and seat cushion, designed to provide ultimate back support Simple pneumatic controls let you raise or lower your seat and rock back in your chair.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 Adjustable Tilt Tension, waterfall design eliminates leg fatigue High quality Nylon base and Nylon casters for easy mobility Weight capacity is 250 pounds. Easy assembly upon arrival. We provide free component-exchange in one year