The TOPFUND Chakra Set of 7 Black Crystal Singing Bowls is a premium collection designed for both beginners and seasoned practitioners in the realm of sound healing, meditation, and chakra balancing. Each set contains seven meticulously crafted bowls, with sizes ranging from 6 to 10 inches, specifically tuned to the notes C, D, E, F, G, A, and B to correspond with the seven chakras of the human body. This allows for a full spectrum of healing vibrations.