Under Armour - Tech Tank Twist. Color Castlerock/Black. On sale for $21.81. MSRP $25.00.. 4.5 out of 5 starsAdd to favorites. 0 people have favorited this+9Brand NameUnder ArmourProduct NameTech Tank TwistGenderWomen'sColorCastlerock/BlackPrice$21.81MSRP: $25.00Rating5Rated 5 stars out of 5(4)