About the Wiley X- Interchangeable lens systems
-Shatterproof Selenite polycarbonite lenses that meet the MIL-PRF-32432(GL) ballistic standards, ANSI Z87.1-2010 high velocity and high mass impact standards, and EN 166 certification.
-100 percent UVA/UVB protection with distortion-free clarity
-T-shell lens coating resists scratching in extreme environments
-Rubberized temple tips for comfort and security
-Features X-Lock locking nosepiece for easy lens interchangeability
-Smoke Grey lens provides max glare reduction with no color distortion; light transmission 15%
-Clear lens for night, indoor, overcast, and very low light conditions; light transmission 90%