Fogging of glasses is troublesome for people who wear glasses along with a mask (or just someone who wants to wear sunglasses outside), you may find yourself with another nagging issue. Fogging happens due to temperature differences from warm to cold regions, this can be prevented by creating a protective layer over the glass to avoid any fog settling over the glass surface. Our product SAFE&SOUND^® 8 hours Anti-Fog Glass Cleaner creates a hydrophilic layer over the glass surface which has the affinity towards the moisture in the air, which prevents your glasses from getting foggy. It can be used for car windshields, glass windows, mirrors, bike helmets. A wide range of people with spectacles suffers a lot in the covid time due to fog covering up their eyeglass, which is why SAFE&SOUND^® 8 hours Anti-Fog Glass Cleaner would be very helpful for them and it has been the most reliable product for a long time. 8 hours Anti-Fog Glass Cleaner creates a hydrophilic layer over the glass surface which has the affinty towards the moisture in the air, which prevents your glasses from getting foggy. It can be used for car windshields, glass windows, mirrors, bike helmets . A wide range of people with spectacles suffer alot in the covid time due to fog covering up there eye glass,which is why SAFE&SOUND^® 8 hours Anti-Fog Glass Cleaner would be very helpful for them and it has been the most reliable product from long time.