Uvex® Fog Eliminator Plus now delivers 8 hours of anti-fog protection based on an extreme environment effectiveness (EEE) test at 122°F and 80% humidity for one hour. When applied: it's one of the longest lasting AF performance products in the market. Fog Eliminator Plus Cloth and Gel on AF coating represents a minimum -60X extension of the fog free time vs. AF coating alone!* Just a 10-second wipe bans fog caused by heat: cold: humidity: exertion or sudden temperature changes. The result is reliable: all-day protection from fog of any kind. * In laboratory tests# under extreme conditions (?40C (104F) and ?80%RH).