Built for maximum comfort, the Under Armour Seamless Advantage Bra is crafted from a soft yet durable blend of 94% nylon and 6% elastane fabric. Seamless construction feels ultra-smooth and comfortable against your skin, while the power rib support on the inner layer provides added stability. The skinny racerback design with power mesh panel offers enhanced mobility and dumps heat to keep you cool. Elastic straps with custom UA slider trim adjust easily for a perfect, comfortable fit. Imported.