UA Base™ 4.0 is built for extreme cold weather and lower activity. Their unique pattern traps heat without adding bulk. Think long underwear, revamped for today
Men's UA Base 4.0 ¼ Zip
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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