The Magnum Series safety glasses are ergonomically dimensioned for a 3 point fit, the ultimate in comfort. This pair comes in a Black Frame with Gold Metallic Mirror Lens. Perfect for the work place, shooting range or outdoors. Exceeds ANSI Z87.1 safety standards Provides maximum UV protection Ergonomic nose pad with self-adjusting rubber fingers Built-in hinge stops Polycarbonate safety glasses protect your eyes from impact, but the glasses deteriorate due to scratches, light, etc., and should be replaced after 2 years.