Bali Women's One Smooth U Ultra Light Hi-Cut Panty Front Panel Crotch: 84% Nylon, 16% Spandex; Crotch: 100% Cotton; Back Panel: 65% Nylon, 35% Spandex Imported Hand Wash Luxurious silky soft fabric Full back coverage and stays in place with the trusted bali fit Center back flat seam and knit-in technology allow panty to stay in place