For the first time, we blended the beauty of a C5-wire front with the warm tones of an acetate stem – making it the first wire frame sunglass that is truly designed for the active woman. Ultra-lightweight C-5™ alloy frame material with acetate stem. Three-Point Fit. No-snag nosepads. Unobtainium™ earpads for increased comfort. 6 base lens geometry with HDO™. Protective carrying case included.