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, delivering extreme warmth in the extreme cold Soft, brushed grid interi
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, delivering extreme warmth in the extreme cold
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
Performance elastic waistband
Men's Under Armour ColdGear 4.0 Base Layer Leggings
Under Armour – The Ski Chalet
REI Co-op Merino 185 Base Layer Bottoms - Women's
Under Armour Polaris Parkway - Aspen Ski And Board
UA Base 4.0 men's cold weather leggings are built for extreme cold weather and lower activity. Their unique pattern traps heat without adding bulk.
Men's UA Base 4.0 Leggings
Under Armour Kids Boy's UA Base 4.0 Leggings (Big Kids) Black/Graphite Small 24
Men's UA Base 4.0 Leggings
Under Armour – The Ski Chalet
Under Armour Men's ColdGear® Base 4.0 Leggings SM Black : Clothing, Shoes & Jewelry