The Smoke Grey lens provides maximum glare reduction. Won’t distort colors and the function is excellent in bright and glare conditions. They’re made from polycarbonate with a special scratch resistance feature, and provide 100% UV protection. Removable Facial Cavity™ Seal Protects Eyes from Fine Dust, Pollen, Irritants as well as Peripheral Light. Smoke Grey Lens Provides Max Glare Reduction with No Color Distortion: Light Transmission 15%.