Under Armour Kids - HeatGear® Armour Leggings (Big Kids). Color Steel/Black. On sale for $33.25. MSRP $35.00.. 4.7 out of 5 starsAdd to favorites. 0 people have favorited this+1Brand NameUnder Armour KidsProduct NameHeatGear® Armour Leggings (Big Kids)ColorSteel/BlackPrice$33.25MSRP: $35.00Rating5Rated 5 stars out of 5(15)