Oakley's SI Industrial M Frame 3.0 PPE Glasses provides high mass and high velocity protection with premium optical quality. The lenses are constructed from Oakley's Plutonite material, and feature anti-scratch and anti-fog lens coatings. These lenses deliver 89% visible light transmittance which is well suited for working in low-light environments, and can also filter out harmful UV rays up to a 400 nm wavelength. In addition, the SI Industrial M Frame 3.0 are equipped with a hydrophilic Unobtainium for a secure, no-slip grip even under wet conditions. Features of the Oakley SI Industrial M Frame 3.0 Glasses: Meets EN166 (EU) and ANSI Z87.1 (US) safety eyewear standards High mass and high velocity protection Anti-fog and anti-scratch lens coatings UV protection up to 400 nm wavelengths Oakley SI Industrial M Frame 3.0 PPE Matte Black with Gasket w/Clear Lenses OO9146-5132