Diameter: Approximately 21cm Brim: Approximately 5cm *Measurements are taken with the item laid flat. *There may be slight differences in color between the photos and the actual product. Please understand. *Please purchase with the understanding that this is a used item. There may be minor stains or imperfections. Please understand. *Returns and exchanges are generally not accepted. We will also decline returns or exchanges due to customer reasons (e.g., difference in image, incorrect size). *Shipping will be done on weekends. We apologize for the wait, but thank you for your understanding.