U.S. Divers Anti-fog Solution for Swim Masks Goggles 1 fl. oz. Water and body temperature break down the original coating of anti-fog on your goggles and masks. Extend or rejuvenate it with a 1 fl oz bottle of U.S. Divers Anti-Fog Solution It has been designed to defeat fogging and to boost the existing anti-fog coating of your U.S. Divers eyewear.