Now more than ever, birds of a feather must flock together. The high-flying ladies at Oiselle developed this top so they, and we, could take flight on track or trail. Stink-shirking nylon/poly blend wears soft and light, yet is dense and durable; racerback. Head up, wings out. By Oiselle. M(6-8) Slim fit Seamless construction 25" body length on size S Poly/nylon blend with odor resistance Oiselle Flyte Tank