UNDER ARMOUR. 1361014410. WOMENS HEATGEAR ARMOUR NO-SLIP WAISTBAND TAPED ANKLE LEGGINGS. MIDNIGHT NAVY WITH MINERAL BLUE. HeatGear Armour is our original performance baselayer--the one you put on first and take off last. So we made it extra comfortable by wicking sweat and stretching so you can move no matter what.