MATERIAL: Black volcanic stone. No metal, good for sensitive skin.
BEAD SIZE: 8mm Bead Adjustable Range: 6.5''-9.7''. Perfect sizes as gemstone bracelet for both men and women UNISEX.
NATURAL STONE BRACELET: Natural stone, designed for stress relief, meditate, yoga, essential oil diffuses. Long time adorning the natural stone bracelet is benefit for your anxiety and stress.
MAINTENANCE TIPS: If you take off your bracelet when you bathe and swim,the bracelet will last longer.