Under Armour Kids - Prototype 2.0 Logo Shorts (Big Kids). Color Mod Gray/Black. On sale for $15.00. MSRP $20.00.. 4.9 out of 5 starsAdd to favorites. 0 people have favorited thisBrand NameUnder Armour KidsProduct NamePrototype 2.0 Logo Shorts (Big Kids)ColorMod Gray/BlackPrice$15.00MSRP: $20.00Rating5Rated 5 stars out of 5(103)