Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si Made from 99.99% pure crystal, Quartz crystal singing bowl produced by high pure quartz crystal, it is an for meditation and .Beautiful, Clear, Deep, and Vibrational Resonance with the power to Heal.The Chakras are the body's energy centers for processing incoming and outgoing energy.F Heart - to the higher chakras. This is the point where we take in and send out love.Research shows: 432Hz is the most relaxing and comfortable frequency.Frequency:432HzColour:WhiteMaterial:quartzSize:203*153mmPackage Contents:1 * Crystal Singing Bowl1 * Rubber O-ringOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.