Size Weight:20g; Beads diameter:8mm Bracelet circumstance:18cm Elasticity beads strand bracelet,one size fits all;Material Made of top class natural gemstone possess low density and light weight. odorless, lead-free, nickel-free, durable, long-term use;Healing Stones Natural healing stones could help to release stress, Its cool feeling in hands can make the anxiety calm down,also enhances integrity, willpower, self-confidence, luck, clears thinking and brings prosperity.Meditation Bracelet Using it during meditation or yoga will make meditation and yoga more effective.Best Gift The bracelet is a perfect gift for Christmas, Valentines Day, Birthday,, Mothers Day, Anniversary or any Special Event for your mom, sister, girlfriend, daughter, friend, roommate or classmate.