JOVIVI Tibetan Buddhist 8mm Natural Black Agate 108 Beads Gemstone Buddha Prayer Meditation Mala Wrap Bracelet Necklace Material:Natural Black Agate Onxy.Onyx banishes grief, enhances self-control and stimulates the power of wise decision-making; Beads Size: about 8mm (0.32 inches). Total Beads: 108 Total Length about: 85cm (34 inches);You can wear it as bracelet or necklace. 108 beads - In Tibetan Buddhism, traditionally 108 mala beads are used. Mala beads are used for keeping count while reciting, chanting, or mentally repeating a mantra or the name or names of a deity 8mm of each within 108 beads, 100% handmade string the 108 beads together one by one.