When struck this music bowl, it will makes a nice sound, allowing people to enter a state of deep meditation very quickly and opening the door for the body to heals itself, relieving mental and physical pain. Features: The sound is amazing, clear, strong and deep, and rich vibration-resonate with the power to heal. When you playing the crystal singing bowl, you are not just performing a sound therapy, but also a crystal healing that is extremely penetrating. A nice gift for friends and families. The sound produced resonates with nature's own frequencies and affects the frequencies at which nearby objects form molecules. The rubber-ring is non-slip and sturdy, providing you with a perfect audiotherapy trip. The edges of the crystal music bowl are carefully polished. Specifications: Tone: A, B, C, D, E, F, G (optional) Color: white Material: crystal Diameter: 8in Package size: 300 * 300 * 250mm / 11.8 * 11.8 * 9.8in Package weight: 1900g / 4.2lb Packing List: 1 * Singing Bowl 1 * Rubber-Ring 1 * Rod