7 crystal singing bowls - White or coloured.
The related notes and details:
Root Chakra – 12" bowl, C note
Sacral Chakra  – 11" bowl, D note
Solar Plexus Chakra – 10" bowl, E note
Heart Chakra – 9" bowl, F note
Throat Chakra – 8" bowl, G note
Third Eye Chakra – 7" bowl, A note
Crown Chakra – 6" bowl, B note
What's included:
Set of 7 white crystal singing bowls 
7 white and black o-rings (for the bowls to sit on)
2 mallets (one rubber, one silicone)
Carry bags - purple or cream
Why are these bowls so special?
99.9% High Purity Australian Quartz 
432hz Frequency Scale for best sound and vibrational healing 
Signature Smooth & Matt Finish to produce clearer, purer tones
High Purity Australian Quartz