Under Armour Kids - Under Armour Boys Stunt 3.0 Shorts (Big Kids). Color Red/Mod Gray. Low Stock. On sale for $14.99. MSRP $22.00.. 4.9 out of 5 stars1 left in stock+7Brand NameUnder Armour KidsProduct NameUnder Armour Boys Stunt 3.0 Shorts (Big Kids)ColorRed/Mod GrayPrice$14.99MSRP: $22.00Rating5Rated 5 stars out of 5(60)