What's it do? UA Base 4.0 is built for extreme cold weather and lower activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes. UA Base™ 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in
What's it do?
UA Base 4.0 is built for extreme cold weather and lower activity. It uses a unique pattern that's designed to trap heat without adding bulk. Think long underwear, revamped for today's top athletes.
UA Base™ 4.0 Extreme Baselayer is our warmest yet, locking in your body's heat to deliver extreme warmth in the extreme cold
UA Scent Control Technology to keep you undetected in all pursuits
Soft, brushed grid interior traps air against your skin, closely 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
Under Armor 4.0 2024
Under Armour Men's ColdGear® Base 4.0 Crew SM Black at
Under Armour Ua Base 4.0 Crew 2024
What's it do? UA Base 4.0 is a men's baselayer built for extreme cold weather and lower activity. It uses a unique pattern that's designed to trap
Under Armour ColdGear Base 4.0 Crew Black 2023
Under Armour Base 4.0 Crew
Under Armour Women's ColdGear® Base 3.0 Crew XS Black
Under Armour Men's ColdGear® Base 3.0 Crew SM
Under Armor 4.0 2024
We all hate it. That stiff, distracted feeling you get when you're out in the cold. That's why, we built a baselayer that keeps you warm and dry
Women's ColdGear® Authentics Crew
Under Armour Women's ColdGear Base 4.0 Crew Black 2023
Under Armour - ColdGear® Base 4.0 Crew T-shirt
Under Armour Women's ColdGear Infrared Storm Long