Key features: Frame made of cellulose acetate. Square frame. Design work at the opening of the temple with matte light gold insert. Transparent linear reinforcement on the temple. 5-point metal hinge. Origin: Germany. Offers great resistance to handling. Lenses Include: Lenses prepared, cut, and hand-checked in our workshop. Category 1 lenses: protect against glare in cloudy conditions or indoors. Protect 100% against UVA and UVB. Possible lens configurations: polarised lenses, prescription lenses, coloured lenses in 14 available colors.