Lava Rock Bracelet - One Size Fits Most Lava Rock is known for it's grounding properties and perfect for calming the mind and emotions. This particular lava Rock comes from the Greek archipelago. This bracelet is made of lava stones. Jasper, citrine, tiger's eye, aventurine, how lite, dumottierite, & amethyst. You may want to add your favorite essential oils directly to the porous lava stones. They will maintain your essential oils for several days. Elastic stretch 6-7" in length.