11" Empyrean Crystal Singing Bowl 11" Empyrean Crystal Singing Bowl The photos provided are typical of a bowl this size, the bowl you receive may vary from this as they are only examples. These particular bowls are being sold at a discount as they don't go through our normal process of tuning, individual soundfile recording and individual picture, thus allowing us to save time and save you money. It comes with a free oring, instructions, and a leather striker. Manufactured in a similar fashion to our classic frosted quartz crystal singing bowls, the Empyrean Crystal singing bowls are fused quartz using the finest 99.999% pure Quartz crystal. They are then refined in a revolutionary process to reveal a smooth finish with an incredible playing surface.