Bonnie Baby Grograin Flowers On Seersucker Dress Dress and Panty: 62% Polyester/38% Cotton, Dress Lining: 100% Polyester, Exclusive of Decoration. Dress and panty: machine wash inside out in cold water, gentle cycle with like colors, do not bleach, tumble dry low, remove promptly, iron on reverse side at lowest setting as needed. Button back placket Matching panty Flowers with button center on rusched stems