ANTI-FOG EYEWEAR TREATMENT Specifically designed with ballistic eyewear lenses in mind (polycarbonate).We tested FOGG-OFF’s special formula against other similar off-the-shelf products and observed superior performance in both fog prevention and durability of effect.The packaging is designed to be easy to carry and quick to apply. A single spray will evenly coat the inside of both lenses. Let it sit for 30 seconds, then gently wipe away any residue until the surface is clear.FOGG-OFF is a must-have product for every airsoft enthusiast! Applicable Uses: Helmet visors, face shields, safety goggles, rearview mirrors, car windows, bathroom mirrors, makeup mirrors, plastic surfaces, and other lenses that require anti-fog protection