Quick Sheen anti-fog spray works as an anti-fog and cleaner for medical face masks and shields, safety goggles, sneeze guards, glass, mirrors and auto, motorcycle, and boat windshields, in addition to eyeglasses, gun scopes, binoculars, sports goggles, military masks, and goggles. Works best over time with multiple applications. Quick Sheen anti-fog spray also works great on restaurant sneeze glass, refrigerated glass displays, and food processors, and any other glass or clear product that requires anti-fog solutions as well. It also prevents debris and tiny dust particles from adhering to lenses or other glass or plastic surfaces. Quick Sheen anti-fog spray contains no silicone, alcohol, ammonia or abrasives. It will not scratch or harm glass or plastics. Quick Sheen anti-fog spray is especially safe on Lexan that is used for motorcycle and boat windshields. ***Will not work with Anti-reflective or polarized lenses. Quick Sheen anti-fog spray also softens bugs so they are removed easily without scratching the windshields. Quick Sheen anti-fog spray is Non-Flammable & Non-Hazardous. Quick Sheen anti-fog spray is less effective on anti-reflective coated lenses. Also works great on: Industrial Sensors, Paintball Masks & Goggles, Eyeglasses/Sunglasses, Scuba Divers’ Masks, Hunting Blinds, Industrial Safety Glasses, Swimmers’ Goggles, Lab Technician Safety Glasses, Ice Hockey Masks & Glasses, Binoculars & Rifle Scopes, Snow Skier Glasses/Goggles/Helmet Shields, Military Masks & Goggles, Snowmobile Helmet Shields, Computer Screens/Cell Phone Screens, Any Glass/Plastic, Motorcycle Helmet Visors. ***Anti-fog will not work on anti-reflective/polarized lenses effectively*** Multiple applications needed for maximum effectiveness. Works better the more you use it.