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 Bonanova has an acetate design with a double bridge in metal. Ideal for men, although it also works perfectly as a unisex frame. Understated colour combinations that transmit a modern and elegant image. The Etnia Barcelona polarised sunglasses has mineral lenses with HD filtering to guarantee clean, clear vision with no reflections.