Stay cool and dry in the Under Armour® Women's ArmourVent T-shirt. Made of 91% nylon and 9% elastane for comfortable, stretchy wear, the T-shirt features ArmourVent mesh fabric technology for breathability and fast drying and HeatGear® fabric technology with the Moisture Transport System to wick away moisture. Antimicrobial agents help prevent odors. Short sleeves. V-neck. Fitted.