"Part of Oakley's military-ready Standard Issue series, Oakley SI M Frame 2.0 Industrial OO9213 Sunglasses are a great choice for comprehensive eye protection. ""Industrial"" in the name refers to their status as ""official safety glasses,"" complete with the appropriate ANSI markings. The single shield-style lens is made of Plutonite polycarbonate, which filters 100% of all UVA/UVB/UVC and harmful blue light. These Oakley safety glasses meet or exceed high mass and high velocity impact requirements per ANSI Z87.1-2003/2010. They also meet or exceed ballistic fragmentation impact standards per MIL PRF-31013, Clause 3.5.1.1. The Grey lens features 15% visible light transmittance suitable for bright light, meeting the MCEPS neutrality and chromaticity requirement. O Matter frames feature thin stems to enable compatibility with over-ear hearing protection and communication systems, plus a nonslip Unobtainium nose pad for a comfortable fit. With their ultralight design (1.05 oz. total weight), impact-resistant construction, ANSI designations, thin stems, and compatibility with all sorts of headwear, these Oakley work glasses are a great choice for on-the-job eye protection. Oakley sunglasses include a microfiber cleaning bag to keep them clean and protected, as well as a mfrs. 2-year limited coverage warranty. Manufacturer style #: OO9213-03. Part of the Standard Issue series for combat-ready performance Industrial in name refers to their status as ""official safety glasses"" Plutonite polycarbonate lens filters 100% of all UVA/UVB/UVC and harmful blue light Meets or exceeds high mass and high velocity impact requirements per ANSI Z87.1-2003/2010 Meets or exceeds ballistic fragmentation impact standards per MIL PRF-31013, Clause 3.5.1.1 Grey lens features 15% visible light transmittance suitable for bright light, meets MCEPS neutrality and chromaticity requirement Impact- and chemical-resistant O-Matter frames with Unobtainium nose pad Thin Stem technology enables compatibility with over-ear hearing protection and comms Ultralight design (1.05 oz. total weight) Full compatibility with helmet-mounted night vision devices Full compatibility with MICH, ACH, CVD, PASGT, and Crye Helmets"