FREE SHIPPING
Free Shipping! On Orders Over $50 Details.
But fear not - there is plenty to explore...
Shop all Under Armour Shop sale Under ArmourMEMBERSHIP
Earn up to 10% back in rewards. Learn more. Join Free.
EASY RETURNS
Take up to a full year to return your item! See our Return Policy.
LOWEST PRICE GUARANTEE
Find a better price? We’ll beat it by 5%. See our Price Match Policy.
Under Armour Base 1.0 Crew Top 2012: Under Armour’s Base® 1.0 Crew Top is the thermal baselayer that’s slim enough to layer on chilly morning runs and warm enough to wear by itself when there’s just a little nip to the air. Built with smooth, chafe-free Flatlock seams, this crew is perfect for all activity levels. It even comes with Under Armour’s anti-odor technology and UPF sun protection. So don’t let the cold air keep you inside. Grab your Under Armour Base® 1.0 Crew Top and go.
100% Polyester
Armourblock™ technology neutralizes the microbes that cause odor before there's any odor at all. The result: moisture transport with maximum scent suppression
ColdGear® for when it's cold, keeping athletes warm, dry, and light. ColdGear® features a double-sided fabric that wicks moisture from the skin and circulates body heat. It accomplishes the impossible by keeping athletes warm without weighing them down.
Fitted - A specialized fit that's not tight but designed to be very close to the body without the constriction of compression
Lightweight baselayer.