Wear the Mizuno Mid Weight women's underwear shirt, the perfect thermoregulating base layer for winter training. Highly technical and high-performance, it wicks moisture to generate heat and maintain a constant body temperature, without sacrificing optimal breathability.
Breath Thermo
This is a unique type of insulation fabric which generates heat from the absorption of moisture. Heat is generated via a chemical exchange between perspiration and the properties of the Breath Thermo Fabric. This is especially useful for protecting the human body from cold temperatures.