3M 39014 4-Step Headlight Lens Renewal KitFour step process that restores the clarity of yellowed, hazed, or dull headlight lenses. Kit contains masking tape, sanding discs, and polishing pad with compound. For use with a drill. Highlights: Easy, 3 step process requires as little as an hour to remove scratches and restore cloudy, dull lenses. May be used on most plastic lenses, including taillights, trailers, snowmobiles, emergency vehicle light bars, plastic motorcycle lights and more