The MEINL Sonic Energy 440Hz throat chakra crystal singing bowl provides profound resonance for meditation, yoga and sound therapy. Crafted from high-purity quartz, this bowl produces an extremely long-lasting, spherical tone that fills the surrounding space. You receive a silicone ring to avoid impact and optimize the bowl's resonance. Whether for chakra healing, adjusting your emotional state or enhancing your home's feng shui, this 440Hz singing bowl tuned to the A4/a' frequency offers versatile applications. With diameters of 12", 14" and 16" available, you can choose the size that best suits your needs.