BSG-3 Black Nylon Frame W/smoke 2.3 lens is compliant with Safety Standards ANSI Z87.+ 2003 Z80.3 and MIL-STD 662 providing ultimate protection for the wearer. Includes 2 extra Anti-Fog lens Clear, Rust, Strap, Temples Removable Gasket, Cleaning Cloth and Carrying Case. Prescription ready.