Handcrafted on stretch elastic chord. Sizes are available in the following Child’s Average Size is 5 1/2 inch - 6 inch Woman's and Teen's Average Size is 6.5 inch-7.25 inch Men's Average Size is 7.50 inch-9 inch. If you need a custom size, please message me. Product Details: - Handmade essential oil diffuser bracelet - Features: 8mm Black Lava Stones, 8mm Blue Aquamarine Beads and Hematite Accent Beads on Stretch Elastic Chord - Made to order for a perfect fit - Allows you to enjoy the benefits of aromatherapy on the go - Captures the essence of island life -Essential Oil Diffuser Bracelet Aromatherapy Bracelet Each Bracelet comes with a 0.06 ounce bottle of an essential oil of your choice. You can opt out also at checkout. Blue Aquamarine calms anxiety, nerves and mind. Blue Aquamarine promotes self-expression. Takes away fears and opens clairvoyance. Lava Stones increase energy, promote stability, clarity, courage and strength. Lava Stones calm anxiety, anger and muscle tension. 6 mm beads and crystals. Simply put a drop of your favorite sent of essential oil onto a lava stone and the sent will last 12-24 hours.