Polarized Sunglasses Lenses for Spy Optics Cooper (Silver Mirror) Only fit for Cooper frame, NOT for Cooper XL frame (Check the frame where it marks with the model of Cooper) 100% fully covered mirror coating which provides 100% UV protection Permanent hydrophobic coating which repels water, dirt and dust Impact Resistant-Passed Drop Ball Test (U.S. CFR Title 21 (FDA) Part 801.410 100% polarized lenses carved with the word 'POLARIZED'