Olga Women's Signature Support Full Figure Seamless Tailored Underwire Bra #35040 100% Nylon 91% Nylon/ 9% Spandex Seamless cups lay flat under clothes Side sling inside cups provide natural shaping and extra support Floating wire provides a smooth line and helps prevent "dig-in" Machine wash cold gentle cycle. Only non-chlorine bleach when needed. Tumble dry low. Do not iron. Do not dry clean