This listing is for a 108 wood bead mala for meditation. Each of the wood bead measures around 8mm. 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 and those counters are especially for counting when you do prostration or in a retreat for counting mantras. Malas are worn on the left wrist while not in use. Please email me for more detail and i will be more than happy to assist you.