TUSA TA0801 Anti-Fog Film for Scuba Diving Masks – Single Lens – Clear Vision Underwater for Snorkeling & Swimming

For Single Window Masks Fits M1003, M1007S, M1002, M111, M3001, M32 & M110S Freedom Film will keep your favorite mask fog-free while diving underwater. Made with long-lasting durable material, Freedom Film can be installed easily, and is reusable with proper care.