For cold weather workouts, the Under Armour Girl's Base 1.0 Crew Long Sleeve Shirt is Built for all over comfort and Strength. Offering ArmourBlock technology for superior odor suppression as well as ColdGear technology that wicks moisture away from the skin and circulates body heat, this performance baselayer will keep you New, dry and warm. Experience the maximum mobility and abrasion free fit of the Under Armour Base 1.0 Crew Long Sleeve Shirt for Girl.