Casoty Tiger Eye and Obsidian Malas Yoga Prayer Beads Energy Lucky Stretch Bracelet for Men Women (10mm) Material:Natural Tiger Eye Stone,Obsidian. Size: 10mm Beads. Nepal Color Prayer Bead. Tiger Eye:Brings power,drive and protection;Obsidian:A stone of Honesty, Sincerity and Truth. Bracelet for praying,also a great wrist accessory for any outfit.