Playtex 18 Hour 4395 Seamless ComfortFlex Bra White NEW WITHOUT TAGS Flexible comfort strap helps prevent dig-in. Seamless 2-ply cups. Lace panels for extra side cup support. Exclusive Spanette fabric for comfortable support. Cup, center band: 100% polyester. Center, side frame, cushion strap lining: 82% nylon, 18% spandex. Center lining, side frame lining: 100% nylon. Center band lining: 50% polyester. Cushion strap: 95% nylon, 5% spandex. Back: 84% natural rubber latex, 16% nylon.