Baselayer

ColdGear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold.

ColdGear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold.

UA Base 3.0 men's cold weather leggings are built for extreme cold weather and lower activity. Their unique pattern traps heat without adding bulk. Think long underwear, revamped for today's top athletes.

UA Base 3.0 men's cold weather leggings are built for extreme cold weather and lower activity. Their unique pattern traps heat without adding bulk. Think long underwear, revamped for today's top athletes.

Made in the USA, Elbeco's UFX Base Layers are the perfect undergarment for the Occupational Athlete's everyday uniform needs. This performance polyester knit features Elbeco's Antimicrobial and Nano Moisture Wicking technologies to reduce odor causing...

HeatGear Armour is our original performance baselayer - the one you put on first and take off last. So UA made it extra comfortable by wicking sweat and stretching so you can move. No athlete can go without it.

ColdGear Infrared technology holds in body heat, without adding weight or bulk. It's a special, soft print on the inside and it keeps you warmer, longer, so you can work out in the bitter cold.