The Oakley SI Ballistic M Frame 2.0 surpasses ANSI Z87.1 Industrial Standards for high-mass and high-velocity impact protection. Additionally the M Frame 2.0 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. You get razor-sharp clarity at all angles of view, which maximizes peripheral vision and protection against sun, wind and side impact. It also features a clip that holds the lens and frame together providing more secure support.

Fully compliant with all ANSI Z87.1-2003 protection requirements Fully compliant with MIL-PRF-31013 Vo Ballistics Plutonite lens material blocks 100% of all UVA, UVB, UVC and harmful blue light Full compatibility with PASGT, CVC, and MICH helmets Full compatibility with helmet-mounted night vision devices Distrortion-free optics via patented Polaric Ellipsoid lens geometry that minimizes refraction Extended upper/lower/lateral viewing fields via Polaric Ellipsoid geometry Maximized comfort of ultra-lightweight design (1.05oz total weight) Secure fit, even under wet conditions via hydrophilic Unobtanium at all contact points Convenience of easy lens replacement with no need for tools. 2 Lenses: grey and clear