Crystal Allies Collections: Natural 10mm/12mm/14mm Black Obsidian Crystal Round Bead Bracelet w/ Carrying Pouch & Authentic Crystal Allies Stone Card Number of Beads: 10mm (18 beads), 12mm (16 beads), 14mm (14 beads) Bracelet Size: 10mm (~7"), 12mm (~7.25"), 14mm (~7.5") Quality: A/B Quality, Band Material: Elastic Stretch String Each bracelet includes 1 FREE Information Card, per Bracelet, detailing the properties of the stone