●Size (approximate): Diameter 3.1 - 3.5 inches (8 - 9 cm); *There may be slight differences between ± 0.4 inches (1 cm) depending on the cut, sewing, and where the measurement is taken ●Fabric composition: 100% silk ●Processing: Super water repellent (water repellent level 5) ●Country of Origin: Japan Made in Japan