100% Polyester SIZE: One size fits most. Fit M (21.3inch ~22.8inch) head circumference,Inside sweatband drawstring can adjustable to size-fit to your head. Wide Brim: 4 inch . MATERIAL: Top-level Organza. 100% Polyester. Overly light and elegant, sweatband drawstring adjuster inside. DESIGN: Elegant and charming designed,lightweight and wide brim. Perfect for weddings, derby, church functions, race day events, Tea party, Twenty’s Parties. CLEANING AND NURSING: You can make it looks perfect by STEAM IRONING if you make it wrinkle. Wash care information: clean it with wet cloth gently. METICULOUS SERVICE: VECRY is committed to providing the best service and product to each customer. Any problems, just feel free to contact our customer service. We will reply you within 24 hours and give you a satisfied solution.