Purchased overseas around 1990, worn once domestically, then washed and dried in the shade before being stored in a color box. Head circumference: Approximately 56cm Slightly adjustable at the back. There are four ventilation holes. See photo 9. This item is from the 1990s and features luxurious embroidery. There are two white stains, but they are not noticeable from a distance. See photo 10. Please refrain from purchasing if you are sensitive to items that have been stored at home. It will be placed in a clean plastic bag and shipped in a thin box via Yu-Packet Post.