Under Armour Women's UA Tech&trade; Sleeveless Tank New, ultra-lightweight UA Tech fabric has a softer, more natural feel, for unrivaled comfort and performance Anti-odor technology prevents the growth of odor-causing microbes, keeping your gear fresher, longer Superior Moisture Transport System wicks away sweat to keep you cool, dry and light Deep V-neck design delivers enhanced breathability and a more feminine finish Polyester/Elastane