Under Armour Kids - American Slugger Short Sleeve Tee (Little Kids/Big Kids). Color Mod Gray. Low Stock. On sale for $9.60. MSRP $20.00.. 1 left in stockBrand NameUnder Armour KidsProduct NameAmerican Slugger Short Sleeve Tee (Little Kids/Big Kids)ColorMod GrayPrice$9.60MSRP: $20.00