Characteristics: Long Lasting, Non-Toxic Formula SAFE ON ALL LENSES: Clear is the perfect lens, goggles and mask anti fogger and is safe on all lenses including prescription goggles, sunglasses, paintball masks, snorkel masks, swimming goggles, camera lenses, dive masks, gun scopes, binoculars, goggles, skis masks and snowboard masks. LONGEST LASTING LENS CLEANER AND ANTIFOG - Z Clear anti fog spray is for larger application or more expensive optics. Equipped with a fine mist sprayer it is perfect for any type of lens. (glasses, it's also a great anti-fog for goggles, full face shields, scopes binoculars ABSOLUTELY anything). EASY TO APPLY: spray a small amount on lens and rub with finger until completely dry (similar to wax on paint), wipe with microfiber or cotton cloth. For this product to be most effective, it needs to be reapplied on average three to five days or every time you clean your lenses. The more you use Clear the better it will work. Use for wet or dry applications. Instructions: Clean the inside of the lens before spraying the anti-fog agent. Drip 1-2 drops on the inside of the lens and spread evenly with a sponge. After the natural dryness, rinse the lens with water and dry it. Soak the goggles in the water before swimming, and then play the anti-fog effect after drying. Remark: The anti-fog time of the anti-fog agent is relative, so it is necessary to use the anti-fog agent before swimming. Parameter: Name: Goggle anti-fogging agent Color: As picture show Size: 7.5cm Specifications: 10ml Product List: Goggle anti-fogging agent *1