The One Smooth Ulightweight lace minimizer bra is designed to slim your profile up to 1.5 inches, creating a sleek, smooth silhouette to help you look and feel your best. This smartly designed full-coverage bra uses power mesh to enhance comfort and support, with a power mesh lining, neckline, sides, and back providing effective yet breathable support and smoothing all around. Youll appreciate the support you receive from the underwire, as well as the convertible, adjustable straps that give you fashion flexibility and the custom fit you deserve.Back - 70% Nylon, 30% Spandex; Cup - 90% Nylon, 10% Spandex.