Greet golf courses, running tracks, and day long workout sessions with the Radius FC Sunglasses by Tifosi Optics. With three interchangeable lenses, you get the best amount of light coverage throughout the day. Each lens offers excellent protection against UV rays, and their ventilated design ensures optimal airflow when you work up a sweat. Tifosi constructed the Radius out of a highly durable TR 90 frame, and the ear pads are adjustable to ensure a secure fit. Hydrophilic nose pads offer a no slip fit for extra convenience when you're mid run. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer andor birth defects or other reproductive harm.