From Fashion Forms, this strapless bra features: Full coverage backless strapless bra Silicone lined adhesive cups This producr features a generous cup for a fullet breast, and is best suited for those with a 36 bra band size or larger If you have concerns about your breast entirely filling the cup, size down for the best fit and lift Hand wash with mild soap and water to prolong adhesive Polyester/Spandex; Adhesive: poly olefin gel Imported.