Petit Lem Baby Girls' Fluffy Flamingo Dress and Diaper Cover Dress: 95% Cotton/5% Spandex; Tulle: 100% Polyester; Bottom : 95% Cotton/5% Spandex; Sock 70% Cotton/27% Nylon/3% Spandex Imported Machine Wash Cotton Dress , bloomer and socks Machine wash cold, tumble dry low. Do not bleach