The Essential Healing Crystal Sets Gemstones is a great value for a complete Charka Healing Crystal kit for you to immediately get the most from you healing crystal and balance your chakras. Assorted natural crystals, Rock quartz, opalite, unakite, green aventurine, sodalite, red jasper.fluorite, dalmatian, rhodonite, agate, carnelian, hematite, etc. 12pcs randomly chosen different materials Round Balls,Round Ball Size: approximately 20mm(0.8 inch). Good additional item for your home/office/room decoration, as well as used to decoration your fish tank/glass vase/glass jars. Perfect for meditation, healing, yoga, reiki, spiritual practices, harmonizing your special place.