Elomi Women's Smoothing Underwire Molded Nursing Bra 91% Polyester , 6% Nylon, 3% Elastane Imported Hook and Eye closure Hand Wash UK-sized bra with seam-free cups for a smooth appearance and to prevent chafing Flexible wire for added comfort without compromising support or shape Drop cup with a full circle sling for access, support, and modesty Powernet back and banded frame for support along with leotard back for sleeker styling No-slip comfort support shoulder straps Firm molded seam free cups provide the ultimate support. The mold on this bra is intentionally hard. This is a historical style that customers love for its smoothing effect, achieved through its hard mold.