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 Tuset is made from acetate and metal. Bar-less option for the Sert model. Colours, bridges, and lenses of Etnia'a sunglasses are combined in a quieter way make it a totally UNISEX model. The selection of lenses for this model includes polarised lenses to guarantee sharp, glare-free vision.