Maidenform Women's Pure Genius Racerback Bra Cups: 79% Nylon, 21% Elastane; Lace: 90% Nylon, 10% Elastane Imported Pull On closure Hand Wash Bare your shoulders; look smooth and shapely all around Extra coverage cups for unbelievable comfort and sexy shaping Gorgeous lace back adds support; side wings help smooth you Easy on/off front close; soft back-adjust straps