For use with the Fall Line goggle. HDO Optics® are optimized performance and clarity. Lenses meet and exceed the impact resistance standards of the American National Standards Institute (ANSI). F3 anti-fog coating. Lightweight Plutonite® lens material offers superior comfort, clarity and protection against impact and blocks 100% of all UVA, UVB, UVC and harmful blue light. Imported. WARNING California's Proposition 65