Tibetan Mala Yak Bone Wrist Mala with Dzi Bead and Turquoise Spacer This listing is for a Tibetan Yak bone wrist mala with two eye dzi beads and turquoise spacers. Each of the bead measures 8mm. Please let me know if you have any questions. Prayer Mala or beads are usually used by Buddhists around the world, especially in Tibet, Nepal and India and used for meditation, counting mantras, and prostration. Malas are worn on the left wrist while not in use.