MIZUNO RUNNING APPAREL - BREATH THERMO(R) RACER MID SOCK - 422091

The BT Racer Sock is a mid length sock for your coldest runs, made with our heat generating Breath ThermoA(R) technology, this lightweight sock boasts all the warmth you need without the bulk.BREATH THERMOA(R): Mizuno's exclusive thermal fabric technology that uses escaping body vapor to generate heat.DRYLITEA(R): Using a dual filament yarn construction to transport excess moisture away from the body to create a comfortable and dry body microclimate for best performance.Padded heel and forefootRight- and left-specific fit for greater comfort and stabilityLightweight fabric: Allows athletes to feel cool during play.