100% Cotton Hand Wash Only SIZE : One size for Women and Teens, measures:22 inches around. 3.75 inch brim REVERSIBLE : Cute, fun, happy, unique, beach hat made of natural durable canvas and reverses to polka dot cotton lining. PACKABLE: Makes traveling hassle-free. Light weight and flat pack Fun happy unique designs. A portion of sales goes to animal causes, your purchase has an impact on the planet.