Fantastic breakthrough in formula gives anti-fog cleaner incredible power to save you time and money by preventing fogging of glass or plastic. Guaranteed to repel dust and prevent fogging on: eyeglasses - plastic or glass lenses, sunglasses, ski goggles, helmets, diving masks, boat windshields, gun scopes, camera lenses, mirror and other surfaces subject to fogging. With just one easy application, Kleer Vu cleaner will begin to stop even the most difficult fogging problems.