With high-impact resistance that makes you invincible, this landmark of technology is the first even MX design with a lens of pure Plutonite™. It's the new standard of protection and it lets you take the adapt-and-conquer approach with Oakley Switchlock™ Technology, the secret to fast and easy lens changing. The view is wide open, the comfort is beyond reason and the performance leaves other goggles scrambling for second place. Injection-molded Plutonite® lens material provides 100% protection against ambient UVA, UVB, UVC, and harmful blue light up to 400 nm. Expanded lens volume for optimized peripheral vision. Fog elimination of lens with Flow-Coat Anti-Fog coating. Integrated tear-off posts for mounting of optional laminated or standard tear-offs. Meets impact requirements based on ANSI Z87.1 and EN 1938:2010 standards. Lenses tested from 190 to 380 nanometers.