Polarisierte Sonnenbrille 2 Wechselgläser für Radfahren - Skifahren - Laufen - Driving - Fish - P180 Sportbrille - Surfaces reflect the sun’s rays just like a mirror amplifying the intensity.The polarized lenses of P180 are the perfect solution to this problem: they cut out the excess light. The frame is made in unbrakeable, flexible and ultralight TR90LX, a special Nylon mixed with Carbon, till today the best material used in the sport sunglasses market. Other features: adjustable nosepad and double injection temples. Bertoni provides lifetime after sale service for all Bertoni goggles and sunglasses.