Under Armour Kids - Performance Polo (Big Kids). Color Midnight Navy/Pitch Gray. $30.00. 4.9 out of 5 starsAdd to favorites. 0 people have favorited this+5Brand NameUnder Armour KidsProduct NamePerformance Polo (Big Kids)ColorMidnight Navy/Pitch GrayPrice$30.00Rating5Rated 5 stars out of 5(10)