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 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
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 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
78% Polyester/22% Elasterell
Under Armour - ColdGear® Base 4.0 Crew T-shirt
Under Armour ColdGear(R) Base 4.0 1/2 Zip
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
Under Armour Women's ColdGear Base 4.0 Crew Black 2023
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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
Women's UA Base 4.0 Leggings
Buy Under Armour Men's UA Base™ 4.0 Crew: Active Base Layers - ✓ FREE DELIVERY possible on eligible purchases
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Women's UA Base 4.0 Leggings
Women's UA Base 4.0 Leggings
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Sweatshirts, Under armour ColdGear Base 3.0 Crew
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