Nano Indestructible frames have evolved thanks to their updated design and technical improvements that have resulted in their new 3.0 version, while maintaining the "Nano" essence.
Perfect front-temple alignment: Reduced temple tension to improve alignment between them and the front. 2. Adjustable pantoscopic angle: Perfect fit thanks to the Siliflex core and the great recovery capacity of the new "52" heel. 3. New construction: Double injection part for a perfect finish and a solid fusion between materials. 4. New "52" heel: Softer and more curved shapes, much more resistant and comfortable! 5. New band attachment piece 6. Bi-material parts: Siliflex™ + TPE
