Jockey Women's Activewear Seamless Racerback Sports Bra w/Removable Cups 92% nylon / 8% spandex. Machine wash and dry. Imported. Style 752300 seamless sports bra provides a smooth fit for for no-chafe comfort moisture-wicking fabric blend helps you feel cool and dry during your workout removable cups provide shaping and support adjustable straps help provide the perfect fit