42C, NWT PRODUCT DETAILS FIT Wireless cups. Lightly lined. 360° Back Smoothing ballet back sculpts and supports. MATERIALS + CARE Smooth microfiber fabric. 79% nylon, 21% spandex. Hand wash cold. Line dry. DETAILS Front-adjustable straps. Wide side band to keep things smooth. Back hook-and-eye closure. WHY WE LOVE IT The word we keep hearing is "life-changing"! Freedom from wires but with all the shape and support...and of course, our incredible, patent-pending 360° Back Smoothing® technology—it all combines to create a bra so comfortable, you might just forget you're wearing it.