Under Armour Women&rsquo;s Fly-By 2.0 Tank Top 100% Polyester Imported UA CoolSwitch uses an exclusive coating on the inside that pulls heat away from your skin, so you actually feel cooler Soft, incredibly lightweight construction delivers amazing breathability without sacrificing coverage UPF 30+ sun protection Material wicks sweat & dries really fast 4-way stretch construction moves better in every direction