Bracelet inner diameter: 16 cm Howlite: * Is excellent at calming negative emotions and confusion. It alleviates loneliness, removes instability, and brings a pure and clear state of mind and spirit. * It will exert its power for those who want to spend peaceful days. ☆ Due to the nature of natural stones, there may be small chips, dents, uneven parts, and cracks, but please understand this before purchasing. ☆ There are individual differences in the color of natural stone products. We try to take pictures to capture the natural colors as much as possible, but since we are taking pictures with a smartphone, the colors may change slightly, so please understand. ☆ If you have any concerns, please leave a comment. ☆ Size adjustments are possible. Please comment before purchasing. Thread: Opeon WH (elastic) Purification: Wave Tatami, Crystal Creation: Tuning fork