Based on our top selling Maxx Foam riding sunglasses, the SS1 w/ Foam incorporates ANSI Z87+ rated lenses and frames, fully conforming to the American National Standards Institute requirements for high impact protection. All lenses feature an anti-fog coating. The Maxx Safety Series product line incorporates ANSI Z87+ rated lenses and frames, fully conforming to the "American National Standards Institute" requirements for high impact protection.