The Kavu Perma Grin Snow White Med.Brown sunglasses are part of Kavu's super cool sunglass collection | These puppies are great for people who move fast. A snug fit and built in ports for improvised retainer cord | 8 base shatterproof lens with scratch resistant coating | 100 percent UVA, UVB, UVC protection | Brown lenses are great for light intense conditions and bright sunny days