The HexArmor standard safety glasses are packaged 12 pair per case, come in clear gray/high-vis and meet ANSI Z87.1.2015, High Impact Rated Z87+, CSA Z94.3, CE EN166 standards. These types of SKUs are designed for specific applications which feature ways of safeguarding & shielding itself and/or the user. This product is designed and manufactured such that it offers the following protection: Anti-Fog, Anti-Scratch. Provides 100% of UV Protection.