Not only do they deliver a vintage-meets-modern style, Ray-Bans RB3507 ClubMaster Aluminum Sunglasses feature polarized lenses that eliminate glare, increase visual clarity, enhance contrast and dramatically reduce eye strain. Building on the popular ClubMaster style, these frames are made of durable yet lightweight aluminum, so they weigh next to nothing. Originally developed for military use, the G-15 lenses deliver the highest levels of clarity and natural color contrast. Cancer and Reproductive Harm- www.P65Warnings.ca.gov. Type: Polarized.