Playtex Women's Demi Nylon bras closure Hand Wash Pared down cup coverage , perfect for low cut necklines Clean finish 2 ply wings Thin stretch foam cups Comfortable support and shaping Inner Center Belt: 100% Nylon; Cup Lining: 100% Polyester; Foam Cup: 100% Polyurethane Foam; Strap Extension: 85% Nylon, 15% Spandex