Etnia Barcelona sunglasses with natural mineral glass lenses providing the clearest sight in the worl and shock-resistant with anti-scratch, anti-static electricity treatment. Also Hydrophobic - Oleophobic lenses. With maximum UV protection and triple-layer anti-reflective interior. Sunglasses's Etnia model Argenteria is made from acetate-metal sun. Totally UNISEX. Bar-less alternative for the Paral.lel model. This kind of Etnia's sunglasses give the wearer a modern and contemporary image. Argenteria has polarised, photochromatic, lenses with HD filter to give the wearer an unparalleled visual experience.