WHAT'S IT DO? The Women’s UA Base™ 4.0 Leggings were built to battle nature’s coldest, most brutal conditions. Their patented mega-grid fleece fabric traps heat to keep you ridiculously warm without feeling weighed down. These leggings wick away excess moisture in their unique grid channels—so you stay really warm without getting soaked. And you can move with unrestricted ease thanks to UA's super-stretchy fabrication. Facing insane temperatures? Get the performance leggings that make more sense—and deliver more warmth—than anything else you'll find.

 

• UA Base™ 4.0 delivers heat like no other, keeping you warm even in the brutal cold
• Signature grid channels trap heat while providing extreme moisture transport—keeping you dry and light in the coldest conditions
• 4-way stretch construction improves range of motion and dries faster
• Available in Black only.