Designed to keep you warm in the most brutal cold, the Base 4.0 from Under Armour is the next generation of cold weather gear. Moisture wicking technology, lightweight stretch construction, and thermal grid fabric all come together to give you next-to-skin comfort and warmth, without slowing you down with added bulk.
Specifications and Features
Fitted: Next-to-skin without the squeeze
UA Base 4.0 delivers heat like no other, keeping you warm even in the brutal cold
Soft, brushed negative grid interior traps hot air, providing superior warmth
4-way stretch fabrication allows greater mobility in any direction
Moisture Transport System wicks sweat away from the body
Anti-Odor technology prevents the growth of odor causing microbes