I'm selling this item because my child has outgrown it after wearing it twice. Materials: Top Main: 97% cotton, 3% polyurethane Collar: 62% rayon, 38% cotton Piping: 62% rayon, 38% cotton Ribbon: 100% polyester Dress Main: 93% cotton, 6% polyester, 1% polyurethane Piping: 100% cotton The attached ribbon is removable. Although it is a beautiful item, please purchase it if you understand that it is a used item.