Under Armour Kids - Challenger Training Pants (Big Kids). Color Black/White. Low Stock. On sale for $49.70. MSRP $55.00.. 5.0 out of 5 starsAdd to favorites. 0 people have favorited thisLow StockBrand NameUnder Armour KidsProduct NameChallenger Training Pants (Big Kids)ColorBlack/WhitePrice$49.70MSRP: $55.00Rating5Rated 5 stars out of 5(3)