Meinl CSBC14C Sonic Energy Crystal Singing Bowl - 14" (Red Root Chakra)The color frosted Meinl Sonic Energy Crystal Singing Bowls made of high purity quartz create a very pleasant aura with their sound and design. Their long lasting, spherical tone spreads when the singing bowl is gently tapped or rubbed so that the energy can be felt in the entire surrounding. All Crystal Singing Bowls are delivered with a white silicone ring to avoid possible impact and to ensure the best resonance. You can use Crystal Singing Bowls