X BIONIC Energy Accumulator 4.0 Pants Men Baselayer Functional Sport Black/Black, Large

The high-tech functional underwear For enthusiastic winter sports athletes integrates a variety of Thermoregulatory and protective functional zones The functional underwear Is manufactured on precision machines using the pioneering Retina process. The result is an ultra-dense knitted fabric that integrates 13 highly effective technologies The legendary patented 3D Bionic Sphere System with thermosiphon technology is more powerful than ever: cool when you sweat, and warm when you are cold Functional zones such as the Inner lap Air-conditioning zone on the inside of the thighs and the ISO calf pad in the calf area regulate the temperature and increase performance 100% research, development, design and communication done in Switzerland, made in Italy. More than 600 awards and test Wins, over 800 patent registrations worldwide for the brand with the "X"