- Moisture transport systems wicks away sweat
- Anti-odor technology keeps you undetected
- High pile interior
The Extreme Base layers feature a soft, brushed negative grid interior to trap warm air, providing superior warmth. Anti-odor technology prevents the growth of odor causing microbes. Strategically placed 4-way stretch panels add stretch and dump excess heat. Under Armour's warmest base layer keeps you comfortable even in the extreme chill of a cold treestand.