The new PRO RACE RX model is similar to the RACE RX model except that you have a completely closed frame that you can take apart to have a more minimalist bezel. Its furiously trendy and vintage look and hyper enveloping will easily appeal to the most demanding athletes looking for a design product and multiple technologies, whether they practice road cycling, mountain biking or trail. Designed with the latest generation of category 0 to 3 PHOTOCHROMIC cylindrical screen which allows for an even more enveloping bezel for optimal protection associated with maximum vision throughout the day. In addition, the polycarbonate screen, an ultra resistant material, has a hydrophobic treatment to reduce traces, in particular of water. You will have excellent support and comfort thanks to the adjustable nose and non-slip rubber temple tips. Finally, for the wearers of prescription glasses, possibility of fitting optical glasses on the optical insert ref 4138. THE + PRODUCTS: - Ultra-covering cylindrical screen. - High quality screen 4 ventilations to promote air flow and prevent fogging. - Weight: 35 gr. - Adjustable nose: support and comfort. - Non-slip temple tips. - Modular lower part frame. CHARACTERISTICS : Frame: - Ultra light frame in GRILAMID. - Adjustable nose bridge for optimized support on the face. - Non-slip temple tips. Screens: - CYLINDRICAL screen in unbreakable polycarbonate, very protective and even more enveloping. - Screen hydrophobic treatment reduces traces on the screen, especially water. - MAX PHOTOCHROMIC SCREEN Category 0 to 3: Colorless to dark gray screen The must have in terms of photochromic screens because it is the latest generation at category 0 to 3 filtration level. The screens adapt to the light intensity at the moment, all day long and on all terrains, ensuring long-lasting protection and perfect vision.