Under Armour’s ColdGear® Base 4.0 ¼ Zip Shirt uses a special negative grid structure to trap heat without adding bulk. Think long underwear, reengineered for athletes performing at their peak. UA Base 4.0 is built for extreme cold weather and lower activity levels.
If you have an account with us please enter your user name and password below and we'll log you in!
New to Galls, start here by creating an account