Our flagship product; the KETYUM™ represents the apex of Rudy Project passion, experience and technology. Years of research and development have allowed our engineers to develop the application of our revolutionary Kynetium™ alloy on an innovative optical platform with a combination of features never achieved before: phenomenal adjustability with 360°adaptable rubber-coated temple tips, advanced Ergonose™ll for a exceptional comfort and proprietary spring hinges integrated within the casting itself Ketyum™ reveals its superb craftmanship and lightweight architecture through a seamless integration of our unique metal blend with equalized Grilamid® and optical functional solutions such as our patented Quickinsert™ optical adapter. Interchangeable RP Optics® lens technology allow user-friendly light conditions management for uncompromised performance in any environment Ketyum™, the ultimate in Rudy Project design, engineering and performance.