X-Bionic Energizer 4.0

With its moderate compression, the X-Bionic Energizer 4.0 Shirt Round Neck Men meets the demands of discerning winter sports enthusiasts who want to benefit from outstanding comfort and performance-enhancing thermoregulation. Its ultra-dense knit 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.

• Retina Ultra-High-Definition quality.