Key features: Titanium and acetate frame. Japanese-origin titanium, a noble metal known for its lightness and strength. Square frame. Transparent herringbone reinforcement on the temple. Hinge of German origin. Lenses Include: Lenses prepared, cut, and hand-checked in our workshop. Category 2 lenses: protect against glare in partially sunny conditions. Protect 100% against UVA and UVB. Possible lens configurations: polarised lenses, prescription lenses, coloured lenses in 14 available colors.