[Material]: high quality organza, the hat is comfortable, lightweight and breathable, also easy to restore shape[One size ]: Hat circumference: 22.5-22.6inch / 56cm-58cm. Drawstring adjuster inside.[Occasion]: That is a perfect accessory for any daily clothing and formal full dress, any season, trend and occasion. Perfect for any outdoor sports and activities. Perfect for beach, park, horse racing festival, hiking or outside activities . Keep the sunshine away from your skin and offers great protection from the damaging rays.[Note]: Please use the blower to blow the top of hat and flower to make it restorable fluffy by the hot air as soon as you receive the item. If you have any problem, please contact us berfore returning the item.