Injection molded nylon is exceptionally robust and lightweight making it the ideal material for sports and performance sunglass frames. The PX2000 Optical Glass lens is amber brown based and features anti-reflective interior coating. It provides subtle enhancement of color and contrast. Ideal for everyday use and driving with 100% UV protection. The 002 frame is Vuarnet's best selling frame of all time and has been in production for over 40 years. It's traditional Unisex Cateye style continues to be a favorite for sunglass lovers around the world Sizing Information: Eye Size: 56 Bridge Size: 20 Base Curve: 6