Singing bowls (also known as 'Himalayan bowls' or 'rin gongs' in Japan) are a type of bell, specifically classified as a standing bell. Rather than hanging inverted or attached to a handle, standing bells sit with the bottom surface resting. The sides and rim of singing bowls vibrate to produce sound. Singing bowls were traditionally used throughout Asia as part of Buddhist meditation practice. Today they are used worldwide for meditation, relaxation, healthcare, personal well-being and religious practice. Singing bowls were historically made in Tibet, Nepal, India, Bhutan, China, Japan and Korea. Today they are made in Nepal, India, Japan and Korea. The best known type are from the Himalayan region and are often called "Tibetan singing bowls." Source wikipedia.org