Bonnie Baby Girls' Knit Bodice Empire Waist Dress with Ruffles Skirt Bodice: 95% cotton/5% spandex; skirt:74% polyester/25% nylon/1% spandex; lining: 100% polyester/ netting: 100% nylon/ exclusive of decoration; panty: 100% polyester. Machine Wash Panty Machine wash inside out, in cold water, gentle cycle, remove promptly, do not bleach, line dry, do not iron