X-Bionic Energiser 4.0

With its moderate compression, the Energizer 4.0 Shirt Round Neck LG SL by X-Bionic meets all the demands of discerning winter sportswomen who want to benefit from outstanding comfort and performance-enhancing thermoregulation. The functional underwear of the X-Bionic 4.0 generation features an ultra-dense knit that integrates 13 highly effective technologies. Functional zones with temperature-regulating and protective effects are precisely positioned to support your performance on cool winter days without feeling constricted. The patented 3D Bionic Sphere System is active at the chest, enhanced by ThermoSyphon technology: a 40 cm² sweat absorption area, along with complex 3D structures and Y-shaped elements, maximizes air exchange, cools when you sweat, and warms when you’re cold – now faster and more efficiently than ever.