Sunglasses Restorer Polarized Black Iridium Replacement Lenses for Arnette Slide 100% polarized SURE lenses reduce glare, enhance contrast, and provide 100% uv protection SURE repel nano-coating - repels water and dust Impact resistant (exceeds ansi z80.3 and en 1836:2005 standards) Lenses tested in Our Optical Workshops Arnette Slide Easy Fit