Model FLASH RX ultra-light thanks to its minimalist frame, you'll forget you have eyewear on your face. For athletes looking for a modern pair of glasses with multiple high-end technologies, ideal for road cycling, mountain biking, or trail running.Enveloping and stylish frame provides you with a wide field of vision as well as optimal protection thanks to its cylindrical lens. This lens also features a hydrophobic treatment to reduce marks, especially from water.For a touch of originality, the lens is bevelled around the edge.You will have excellent support and comfort thanks to the adjustable and non-slip rubber nose piece and temple tips.Finally, for those who wear prescription glasses, there is the option to fit optical lenses onto the optical insert ref 4617.PRODUCT HIGHLIGHTS:- Ultra-covering cylindrical lens.- High-quality lens with 4 vents to promote airflow and prevent fogging.- Weight: 30g.- Adjustable nose: support and comfort.- Adjustable non-slip temple tips.FEATURES:Fra.....