Made for cycling, but also at home in other fast sports. The photochromic lenses of this model change between cat0 and cat3, that is from virtually clear to quite dark. - Light transmission: 12 ... 87% - Panoramic view - The shape works well with cycling helmets - 3D nose pad - Venting to reduce fogging - Photochromic Reactiv lenses - Flex3 temples for a magical fit Julbo has been making sunglasses for more than 135 years. By buying Julbo, you are investing in a quality product and can rest assured the glasses offer perfect UV protection.