Alias Safety Glasses – Black/Smoke

Every LIFT STYLE SERIES eyewear sku is certified at ANSI Z87.1-2003 (+) for both high impact protection (high mass/velocity impact and penetration) and optical performance requirements. All lenses provide true color recognition and meet the traffic signal color requirements of ANSI Z80.3-1996. + Base Curve 8 + Visible Light Transmittance: Clear= 90% light transmittance Lite Smoke= 44% light transmittance Dark smoke= 25% light transmittance Polarized= 20% light transmittance.