Item Name: Authentic Lava Crystal Bracelet for Reiki Healing 8 MM Material: Natural Lava Crystal Stone. Size/Dimension: 8 MM Beads Adjustable Elastic Band for Different Size Fit Purpose. Certification: Yes, OSOC™ Certified. Know More about OSOC™ Click Here Uses/Benefit: It works well with Crown Chakra and Base Chakra. It brings Important changes in Personality. It support the Positive change in your life. It will also makes you Energetic It is also called a Rebirth Stone. Declaration: As these bracelet is made from Natural Stone beads, So there might be a chance that Color/lines might differ. and small holes, crack marks on the surface or inside the stones are often visible. About Product: Crystals are thought to add an extra element of healing to the treatment by helping to release emotional, mental, or spiritual blocks. Crystals may be placed on or around your body or you may be asked to hold a crystal.