Under Armour Kids - Prototype 2.0 Supersized Shorts (Big Kids). Color Black/Mod Gray. $20.00. 4.9 out of 5 stars+2Brand NameUnder Armour KidsProduct NamePrototype 2.0 Supersized Shorts (Big Kids)ColorBlack/Mod GrayPrice$20.00Rating5Rated 5 stars out of 5(22)