Prevent annoying fog on swim goggles, ski goggles, sunglasses, paintball goggles, face shields, and more by using the McNett Sea Quick Anti-Fog Spray .5 fl. oz. (15 ml.). It keeps your mask or ski goggles fog free throughout your adventure. It is easy to use, just one quick spray, buff or rinse that is all it takes for long-lasting anti-fog protection. It is proven to be long-lasting, and it is concentrated enough, so you only need to use a little amount. It is non-abrasive, and safe for all lenses and optics. This biodegradable and non-toxic spray performs well in extremely cold and water. Whether you are diving underwater or flying over the snow, the McNett Sea Quick Anti-Fog Spray 1/2 oz. (15 ml) will enable you to see everything around you. McNett Sea Quick Anti-Fog Spray is proudly made in the USA.