Under Armour Kids - Prototype 2.0 Logo Shorts (Big Kids). Color Mod Gray/Black. On sale for $16.98. MSRP $20.00.. 4.9 out of 5 stars+2Brand NameUnder Armour KidsProduct NamePrototype 2.0 Logo Shorts (Big Kids)ColorMod Gray/BlackPrice$16.98MSRP: $20.00Rating5Rated 5 stars out of 5(103)