Tingsha Bells are traditional Tibetan sound therapy tools that are used to cleanse and purify one's energy or space while promoting the harmonious flow of chi, or life-force energy. Easy to use, these bells ring for 30-60 seconds when chimed together. More about this Product: - Made with unique brass alloys to create special overlapping harmonious frequencies designed to help cleanse and purify energy - Traditional Sanskrit phrases crafted on each bell - Held together with sturdy leather-like material safely securing each end of the instrument - Each side has approximately a 3.5 inch diameter - Multiple techniques can be easily learned to create individualized sounds, melodies and even songs.