UA Base 2.0 is built for cold weather and high activity levels. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.

Materials

UA Base™ 2.0 Active Baselayer is lightweight, flexible & breathable for high activity in cool conditions

UA Scent Control Technology to keep you undetected in all pursuits

Soft, brushed grid interior traps air, managing your body's microclimate to keep you warm & comfortable

Material wicks sweat & dries really fast

4-way stretch material moves better in every direction