Pilot frames in metal and Carrera detailing: this is the recipe that creates the visual power of these unisex sunglasses. In true Carrera style. the front boasts a daring double bridge. accented by a laser-etched wordmark on the top. The list of high-tech qualities includes flexible hinges and the option to fit the frames with prescription lenses. The off-the-shelf versions include different lenses: polar. or ultra polar with a gold-tone coating.