The higher the Q-max value, the cooler the fabric.
Zerofit IceSkin Baselayer LS T-Shirt - Black
Zerofit Heatrub Ultimate LS Baselayer - Black
Zerofit Heatrub Ultimate LS Baselayer - Winter White
Zerofit Heatrub Ultimate LS Baselayer - Navy
Zerofit Heatrub Move LS Baselayer - Black
Zerofit Heatrub Ultimate LS Baselayer - Grey
