High‑purity: Made from crystal with over 99.99% purity for clear and sustained sound. Multiple sizes: Offered in 6, 7, and 8 inch diameters with various note options for chakra alignment. Chakra correspondence: Each note corresponds to a specific chakra, supporting energy balancing during practice. Complete set: Includes a striker and O‑ring for convenient use on flat surfaces or in hand. Use in: yoga, and sound therapy to promote relaxation and focus.