Checkpoint Reached. Level up your gaming experience with this latest version of the Arc Tetra 4.0 from BlackArc. Fully loaded with a high back design that is upholstered in stealthy faux leather. Features a lumbar pillow with vibrating massage controlled by a 3 foot usb cord. Dynamic movement offered by the pneumatic seat height adjustment, 95° - 175° back recline, and 360° swivel rotation. Bonus content includes a slide-out footrest.