Under Armour ColdGear Base 4.0 Legging

UA Base is a system of baselayers, numbered from 2.0 – 4.0, that takes you from cold to absolutely freezing temps. It uses a special negative grid

Women's UA Tactical ColdGear® Infrared Base Leggings

Under Armour Base

Under Armour UA Base™ 4.0 Crew SM Black : Clothing, Shoes & Jewelry

Under Armour® Men's ColdGear® Base 4.0 1/4-Zip Long-Sleeve Shirt

Men's UA Base 4.0 ¼ Zip

Men's UA Base 4.0 Crew

Under Armour ColdGear Base 4.0 Leggings - Men's

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 Leggings

Stuff I Use: UnderArmour ColdGear Base 4.0 Crew

UA Men's Cold Gear Extreme Base 4.0, Legging, Black - Westside Stores

Men's Under Armour ColdGear® Base 4.0 Leggings - Medium - STEAM SANITIZED