Sela SECLU-SET Crystal Singing Bowl Chakra 7-Piece Set Lotus - 432 HzModern interpretation of the Tibetan Singing Bowls The Sela Crystal Singing Bowl Chakra Set Lotus 432 Hz includes seven crystal singing bowls with diameters ranging from approximately 20 cm (8" model) to approximately 36 cm (14"). The Crystal Singing Bowls are made of quartz crystal and have a chic frosted glass design with a rough white surface and a colored lotus design. The material used is given excellent sound properties by a special