Champion Women's Sport Convertible WF Bra Nylon bras closure Seamless molded cups contain and contour your curves. (Theyre double-ply for twice the support and coverage.) Flexible side stays add comfortable control. Soft-as-silk fabric wicks moisture to keep you dry. Breathable power-mesh sides stretch for flawless fit. Supportive cushioned straps relieve pressure on your shoulders. (Straps adjust in back...convert in seconds to crisscross.) Tag-free, with plush-lined hook close and stretchy ribbed under-band. Nylon/spandex with polyester/spandex straps