Machine made plain(sizes: 3.5",4") singing bowl. Tibetan prayer bowl used for sound therapy. Generates relaxing and meditation sound that touches the mind and soul. Tibetan singing bowls are said to offer powerful healing properties. This singing bowl is an example of the precision and quality. Each singing bowl is made form 5 different metals of the best quality. This sacred meditational art craft is known for its important value in healing and meditation. It is forged from a mixture of 5 different metals representing different heavenly bodies, Sun(gold) Moon(silver) Mercury (mercury), Venus (copper) Mars (iron) Jupiter (tin) Saturn (lead). The vibration produced from these bowls are a different form of energy that helps the body of a meditator heal from stresses, pain, anxiety, mind to focus on balance of life and rejuvenate the flow of energy throughout.