X-Bionic - Energizer 4.0 Shirt LG SL - Ski underwear size XXL, blue

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. Technologies such as AirComPlex zone on the upper abdomen and the air conditioning channel with surrounding air guides support the temperature ventilation under the overlying layer of clothing. Engineered using precision machines using the pioneering retina process. This creates an ultra-dense knit that integrates 13 highly effective technologies. X-Bionic 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.