. Under Armour Kids - Performance Polo (Big Kids). Color Vapor Green/Midnight Navy/Midnight Navy. Low Stock. $35.00. 5.0 out of 5 starsNew4 left in stockBrand NameUnder Armour KidsProduct NamePerformance Polo (Big Kids)ColorVapor Green/Midnight Navy/Midnight NavyPrice$35.00Rating5Rated 5 stars out of 5(2)