BSG Black Frame is compliant with Safety and Ballistic Standards ANSI Z87-2+ and MIL-STD 662 MIL-PRF-31013 providing ultimate protection for the wearer. Includes 2 extra Anti-Fog Ballistic 2.1mm lens (Clear & Lt. Rust), Strap, Temples, Removable Gasket, Cleaning Cloth, Carrying Case.
USD PAT. 525, 643