●MEDITUNE CRYSTAL SINGING BOWLS - Are made of quartz with a purity of up to 99.99% to produce the most perfect sound. Each crystal singing bowl is handmade and tuned by highly skilled craftsmen. ●MEDITUNE RUBBER MALLET - Has an ergonomic design, most beautiful, comfortable, not easy to slip. High quality solid beech wood handle and natural rubber ball, has excellent friction performance. ●THE THICKEST O-RING - Make sure the bottom of the bowl will never touch the ground to affect the quality of sound. Slip resistance and corrosion resistance to adapt to harsh and complex environment. ●MANDALA TAPESTRY - Tibetan printed design mandala tapestry. Its printed with Tibetan words, the six syllable Mantra [om mani pad me hum], its connotation contains great wisdom and great compassion. ●HEART CHAKRA - 10in 440Hz F Note Crystal Singing Bowl, correspond to the heart chakra, which governs love.