The X-Bionic Effektor 4.0 Trail Running shirt features the patented 3D Bionic Sphere System with ThermoSyphon technology. Thus, is cools when sweating and warms during cold weather. The iso-shoulder builds an insulating layer to stop cold from penetrating the shirt. The partial compression by X-Bionic prevents the muscles from early tiring. The products are knitted using the Retina technology, which places all technology even better on the shirt. The half zipper as well as an effectively aerated padding with AirDuct Pads, which distribute the pressure from the backpack evenly, enhance the wearing comfort.

+ sports shirt with specific technologies for optimized temperature management
+ high-quality yarns, sourced in Europe
+ strong colours and accentuated technologies