Walker&';s Elite Shooting Glasses features 5-position ratchet plus 4-position telescoping temples. Its polycarbonate, high impact lenses exceeds ANSI Z87.1-2010 high impact requirement and provides 99 percent Ultra Violet (UV) protection. The frame features a soft, non-slip rubber nosepiece and ventilation channel between the lens and frame to reduce fogging. Description: Clear Lens Black Frame 5-position ratchet plus 4-position telescoping temples Soft, non-slip rubber nosepiece Ventilation channel between lens and frame reduces fogging Polycarbonate, high impact lenses exceeds ANSI Z87.1-2010 high impact requirement Provides 99% ultra violet (UV) protection