Under Armour - Tech Tank Solid. Color Castlerock/Black. On sale for $22.67. MSRP $25.00.. 5.0 out of 5 stars+3Brand NameUnder ArmourProduct NameTech Tank SolidColorCastlerock/BlackPrice$22.67MSRP: $25.00Rating5Rated 5 stars out of 5(1)