Oakley SI Ballistic M-Frame 2.0 Strike Replacement Lens Gray

The Oakley SI Ballistic M Frame 2.0 surpasses ANSI Z87.1 Industrial Standards for high-mass and high-velocity impact protection. The M Frame 2.0 additionally meets MIL SPEC MIL-PRF 31013. All lenses are made of pure Plutonite, a proprietary material that offers the highest level of optical clarity available in eyewear. Distortion-free optics via patented Polaric Ellipsoid lens geometry that minimizes refraction. Extended upper and lower viewing fields as well as lateral with the Polaric Elipsoid