KORAL Persist Blackout Sports Bra in Black. - size XS (also in L, M, S) KORAL Persist Blackout Sports Bra in Black. - size XS (also in L, M, S) Self: 86% polyamide 14% polyurethaneContrast Fabric: 72% nylon 28% spandex. Made in USA. Machine wash. Unpadded. One shoulder styling with cut-out detail. Crisscross waist underband straps. Back reflective logo. KORL-WI73. A412E32. Since its inception, KORAL Activewear has made it their mission to design high-fashion for the highly-active woman. Brazilian designer Ilana Kugel is committed to creating leggings, sports bras, tanks, tops, jackets and more that use only the most flattering fabrics, show off bold design and have an unmatched technology weaved into their make-up. KORAL Activewear allows for effortless transitions and timeless style - no matter how busy you are.