Keep cool and dry in the heat with the Under Armour CoolSwitch Trail Tank Top. Revolutionary CoolSwitch technology uses an exclusive print on the inside of the garment to pull heat away from the skin, making you feel cooler and able to perform longer. Lightweight, ultra-flexible HeatGear fabric is body-mapped with breathable mesh side panels for increased ventilation so you don't get overheated. Built-in UPF 50 sun protection shields your skin against harmful UV rays. ArmourBlock technology helps neutralize odor-causing microbes to keep you smelling fresh. The rounded bottom hem offers added coverage where you need it most. Body: 90% polyester, 10% elastane fabric. Mesh Panels: 92% polyester, 8% elastane fabric. Fitted design. Imported.