Bracelet is made with 8mm gray Fossil Jasper stone beads, a gray ceramic Ohm(Om) bead, and two 14mm rice shape black lava stones for diffusing essential oils. The Fossil Jasper stone beads have marbled shades of gray. Bracelet is strung on stretch cord, and is available in seven lengths. (see options) Bracelet includes a 1ml amber bottle of essential oil, and comes in a gift bag. Place a drop or two of essential oil on the porous lava stones to enjoy the all natural healing, and fragrance of essential oils. Essential Oil Choices: Peaceful Morning- a blend of Mandarin, Cedarwood, Vanilla, & Clary Sage that uplifts, calms, & balances, Rosemary Mint- an energizing blend of Rosemary, Lavender & Peppermint that helps with mental clarity & focus, Frankincense & Lavender- a relaxing blend with Mandarin & Vanilla added that helps with stress, Patchouli Calm-a refreshing earthy blend that relaxes nerves & encourages peace of mind, or Lavender- a relaxing, balancing oil that helps with anxiety, stress, & depression. (Each bracelet will have slight differences due to the natural variations in color, and size of natural stone.)