The 509 Kingpin Lens is offered in a full range of weather-specific tints so you can adjust your 509 Kingpin Goggles to any condition. Swapping tints is fast and easy with our quick-change technology that releases the lens with a simple turn of two locking mounts—one on each side of the frame. Every lens available for the Kingpin Goggle features dual pane performance with the industry's best anti-scratch and anti-fog coatings.