The high-tech functional underwear for winter sports enthusiasts integrates a variety of thermo-regulating and protective functional zones in all climatic conditions. The patented 3D Bionic Sphere System with ThermoSyphon technology maximises air exchange, cool when you sweat, and warm when you freeze. Patented in 29 countries. The Air Conditionig Channel,the AirComPlex zone, ISO shoulder and sweat traps are also one of the thermo-regulating technologies with performance-optimising effect. Made on precision machines in ultra-high-resolution retina technology. In the ultra-dense knit, intelligent functional zones can be positioned even more precisely for a targeted effect. 100% research, development, design and communication in Switzerland. Made in Italy. More than 600 awards and test winnings, over 800 patent applications for X-BIONIC worldwide.