Under Armour Kids - Prototype 2.0 Supersized Shorts (Big Kids). Color Mod Gray/White. Low Stock. $20.00. 4.9 out of 5 starsAdd to favorites. 0 people have favorited thisLow Stock+2Brand NameUnder Armour KidsProduct NamePrototype 2.0 Supersized Shorts (Big Kids)ColorMod Gray/WhitePrice$20.00Rating5Rated 5 stars out of 5(22)