By A Mystery Man Writer
It's constructed using a special negative grid pattern with each individual cell designed to trap heat without adding bulk. Think long underwear, reengineered for athletes performing at their peak. UA Base 2.0 is built for cold weather and higher activity levels.
Under armour Long Sleeve Winter Sports Base Layers & Thermals for
Men's Under Armour ColdGear® Base Layer Crew
Under Armour UA Base 2.0 Crew SM Black : Clothing, Shoes & Jewelry
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
Women's UA Base 4.0 Crew
Under armour Long Sleeve Winter Sports Base Layers & Thermals for
Under Armour Men's ColdGear Packaged Base Crew, (001
Under Armour UA ColdGear Base Layer 2.0 Long Sleeve Crew 1360451 BNWTS MEDIUM
Under armour Men Black Winter Sports Clothing for sale
Baselayer Collection
Mens Baselayer Collection
Under armour Men Black Winter Sports Clothing for sale
Under Armour: ColdGear Base 2.0-4.0
Under Armour UA ColdGear® Fitted Crew MD White