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First #RayBan Gradient lens is the crystal lens, which is tinted on the back backside allowing for smooth color transitio… | Light in the dark, Lens, Ray ban lenses
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Amazon.com: Transition Photochromic 3 Color Gradient Artist Reading Glasses UV400 Protect Sunglasses (All 3 Colors, 1.0) : Clothing, Shoes & Jewelry
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