Do you need new lenses for Rayban RB3427's? Replacement lenses for 'em can be purchased from TheSunglassFix https://www.thesunglassfix.com/manufacturer or https://www.thesunglassfix.com/index.php?route=product/search&search=rb3427.
When lenses get scratched, replacing them is easy. Sunglass Fix has been replacing damaged sunglasses since 2006. We make our replacement lenses to fit Rayban Oakley, Smith, Bolle, arnette, vonzipper, prada, chanel, tom ford, practically any sunglass lenses can be replaced with our fresh lenses.
Sunglass Fix lenses are often better than the originals. Most frames can be upgraded to polarized lenses.