X-Bionic Invent 4.0

Feel the benefits of innovative functional underwear even at a moderate level of activity. With the X-Bionic Invent 4.0 Shirt Round Neck Long Sleeve Men, you benefit from a significant performance boost right from your first steps in the world of winter sports. The 4.0 generation is the first to offer Retina® ultra-high definition quality for unrivalled functional precision. The functional underwear is designed for men who want light compression and effective heat regulation during moderate activity levels. Thanks to technologically innovative production on precision machines, the functional zones are seamlessly integrated into the exceptionally dense material and can act with pinpoint accuracy. The legendary 3D Bionic Sphere System has proven effectiveness in optimising thermal regulation of the chest and back. It cools when you sweat and warms when you are cold. Sweat Traps® prevent perspiration channels and additionally support the cooling effect. Technologies such as the Air-Conditioning Channel® and the Air Guides® ensure temperature-regulating ventilation. The stabilising and balance-enhancing ProPrio padding, as well as the perfect fit thanks to the active waistband and IDEO waistband, enhance performance-enhancing comfort.