Recommended for those whose glasses fog up when wearing a mask! Features ● Anti-fog effect lasts for over 8 hours with one application per day. ● Can also be used as a lens cleaner. ● Can be used for approximately 100 days with 2 sprays on each lens surface once a day. Uses ● Workplaces where fogging occurs. Specifications ● Width (mm): 25 ● Height (mm): 105 ● Capacity (ml): 18 ● 18ml spray type ● Country of origin: Japan Glasses Anti-fog Yamamoto Kogaku Anti-fog, anti-fog glasses, anti-fog, ANTI-FOG, eyeglasses anti-fog, anti-fog, anti-fog liquid, free shipping, lenses, bath, mirror, glasses lens cleaner, anti-fog, gel, strong anti-fog, cleaner, sunglasses, anti-fog for eyeglasses