Product size : 6"-12" Packaging Details : suitable foam for each bowl ,and suitable carton The crystal singing bowl is made from 99.99% pure quartz crystal and is especially designed for different toning. It is ideal for realigning energy in the body for healing, but also for use with Feng Shui in your living space, musical performance, meditation, and for spiritual workshops. Purify the environment, space and goods (for example different crystal stone, jewelry) The bowls come in a variety of sizes ranging from 6 to 12 inch in diameter. All bowl sizes come in different musical tones. Sound Therapists, Massage Practitioners, Medical Doctors, Chiropractors, Reiki Practitioners, Musicians, Singers, Voice Coaches, Meditation Teachers and Energy workers choose our bowls when they want the best sound quality, resonance and customer service for their practices, clients and own reputations.