Frosted singing bowls are white, and are rough on the outside and are the best crystal singing bowls for beginners. They have the thickest walls out of any of the bowls, so they can hold the most vibration and are also the sturdiest bowls. Undeniably larger the singing bowl higher its resonance. The powerful vibration of large singing bowl can even be felt on the surface on which the bowl is kept and played on. Singing bowl more than 10 inch can be considered as large size. Crystal Singing Bowl Perfect for Personal Meditation, Yoga, Zen, Sound Healing. Stimulates imagination and creativity. Can be used by anyone of age. Good choice for gift. Product weight: 15 pound. Materials: 99.99% pure quartz crystal. Size: 14 x 14 x 14. 1 x 9 white crystal singing bowl. 1 x 11 white crystal singing bowl. Our digital images are as accurate as possible. However, different monitors may cause colors to vary slightly. Some of our items are handcrafted and/or hand finished. Color can vary and slight imperfections in the metal work are normal and considered evidence of the hand-finishing process, which adds character and authenticity to those items.