This is the baselayer you’ll never want to take off—it feels like your T-shirt, only warmer. That’s because the ColdGear® Infrared technology holds just the right amount of extra heat without adding any weight or bulk.
ColdGear® Infrared technology uses a soft, thermo-conductive inner coating to absorb & retain your own body heat
Insanely soft, smooth fabric for total comfort, all day long
4-way stretch fabrication allows greater mobility in any direction