SmartZone cups are lightly padded and designed for uplift where you need it, a must-have when wearing it as a strapless bra. Youll love the sleek, smooth look of the lightweight cups which disappear under clingy clothes. One of the best things about this strapless bra is the ComfortGrip technology, designed to keep the bra comfortably in place - so you dont have to worry about slipping or readjusting. And when it comes to versatility, you cant do better than a convertible bra that you can wear six ways - strapless, straight, crisscross, halter, one-shoulder, or combo - to accommodate all your low-cut, strapless, backless, or racerback fashions. Hand wash. Cup - 67% Nylon, 33% Spandex. Back - 63% Nylon, 37% Spandex.