The MEINL Sonic Energy 440Hz sacral chakra crystal singing bowl is crafted from high-purity quartz to produce an extremely long-lasting resonance with each strike. Its pleasant, spherical tone spreads through the surrounding area, enveloping you in soothing vibrations ideal for chakra healing, meditation, sound therapy, yoga, improving your home's feng shui or adjusting your emotional state. This 440Hz singing bowl is precisely tuned to the frequency of the sacral chakra, allowing you to focus your practice. Available in diameters of 12", 14" and 16", the bowl comes with a silicone ring to prevent impact and ensure optimal resonance.