A World Leading Anti Fog, Anti Static Lens Cleaner for Over 35 Years! C-Clear is NOT sold in stores! We have been manufacturing C-Clear for over 35 years! C-Clear Anti Fog has been proven to work in the most extreme conditions. From Mt. Everest and Antarctica expeditions to military use on night vision goggles and chemical safety masks. It is safe to use C-Clear anti fog lens cleaner on any plastic or glass surfaces including polycarbonate lenses with special coatings. C-Clear WILL NOT harm a