Made of stretch elastic rope, the obsidian bracelet is flexible and adjustable, fits most men and women wrist sizes, easy to put on and take off. Pure natural obsidian material is skin-friendly, hypoallergenic, lightweight and wear-resistant, without peculiar smell, suitable for long-term daily wearing. Adopt tight hand-woven stringing craft, the beads are fixed firmly, not easy to loose, break or fall off, durable for daily wearing.