Handcrafted on stretchy 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 diffuser bracelet - Features: 8mm Black Lava Stones, 8mm Rhondonite 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 -Aromatherapy Bracelet Handcrafted Black Lava Stone and Rhodonite Diffuser Bracelet is a stylish and functional accessory. The Black Lava Stones are porous, allowing you to add a drop of your favorite essential oil for a personal aromatherapy experience. Rhodonite, known for its beautiful pink hues, adds a touch of elegance to this unique bracelet. Wear this bracelet with pride and benefit from the calming effects of aromatherapy wherever you go. Simply put a drop of your favorite sent of essential oil onto a lava stone and the sent will last 12-24 hours.