X BIONIC Men Energizer 4.0 Light V Neck Short Sleeve T shirt Opal Black/Arctic White, Small

An extremely lightweight shirt with a V-collar The ThermoSyphon system, the next generation of the legendary 3D Bionic Sphere system enhances your performance by maximizing the cooling effect of your perspiration It is manufactured by ultra-high-resolution Retina technology. You benefit from high active density, intensive functional transfer and precise separation of functional zones Model Number: NG-YT01S19M