Thank you for viewing! ◎ I hope this power stone will encourage you in some way. ◎ If you are interested in this stone, or if this product has caught your eye, I believe it is fate. Indian Jade: Approximately 8mm and 6mm Crystal: Approximately 6mm Cut Button Purified. Inner circumference: Approximately 15cm Uses transparent Ope-lon rubber (4-ply) Indian Jade: It is said to be a stone of relaxation, healing tired hearts and relieving stress. It is also said to be effective when you need to make a calm judgment or want to concentrate. Crystal: It is said to be a power stone that is compatible with anything. It is said to be a stone that wards off evil and brings good luck. Crystal symbolizes purity and innocence, cleanses the mind and body, activates vitality, and awakens potential and talent. As this is handmade, we appreciate your understanding. Also, as natural stones are used, please understand that there may be variations in color and shape, distortions, cracks, and inclusions.