McNett Tactical OP Drops Optical Cleaning Kit and Anti-Fog, 1.25 Ounce Quality field tested to help you in during your outdoor situations Easy to use and transport Built for the most extreme situations Superior anti-fog protection and lens cleaning system for eyewear; improves optical performance Ultra concentrated formula decreases fogging; 400 Applications in 1.25oz Bottle Microfiber cleaning cloth/carry pouch attaches to Op Drops Bottle; perfect for applying to glasses Alcohol-free formula safe for all lenses and lens coatings including prescription glasses and sunglasses Extends lens life; helps your glasses perform better