Designed for those who seek out the most demanding of activities, be it a vertical mile or 100 miletrail race. The Aero is uncompromising when it comes to performance and comfort. The Zebra and Zebra Light photochromic versions guarantee a wide clear field of vision, regardless of light levels. The suspended lens construction provides outstanding ventilation even in the most intense situations. The Air Link temples provide a secure and comfortable fit while remaining as light as possible.