X-Bionic X-BIONIC Energy Accumulator 4.0 Women's Trousers, Womens, EA-WP05W19W-G024-XS, charcoal/Magnolia, XS

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.

Functional zones such as the Innerlap AirConditioning Zone on the inside of the thighs and the ISO CalfPad in the calf area regulate temperature and thus increase performance.

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.