Product number: 1343323-001
Manufacturer: Under Armour
Technology: ColdGear®, 4-Way Stretch, Moisture Transport System
Sport: Run, Fitness
Material: 81% polyester, 19% elasterell
Collection: Beat The Cold
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.