Whether on a hard evening descent, a demanding snowshoe tour or a strenuous cross-country skiing session: with the Soma Cap Light 4.0 you will experience unrestricted feel-good climate and optimal wearing comfort thanks to high-performance functional zones. Insulation Zones counteract heat loss through the top of the head, and the legendary patented 3D Bionic Sphere System allows adaptive thermoregulation by cooling when you sweat and warm when you freeze.