Seamless Racerback Sports Bra Confidence is effortless in the Seamless Racerback Sports Bra. This double-layered sports bra offers smooth coverage and support when worn under layers. Perfect for under dancewear and clothing, this bra features strategically placed ribbing for a secure, contoured, and comfortable fit to the body. Available in adult and tween sizes. Product Features: 92% Nylon, 8% SpandexRacerbackDouble-layeredSeamless ribbed knittingMachine wash cold, delicate cycle, hang dry