Great for meditation sessions and for sensory healing, the Woodstock Zenergy Quintet Metallophone provides a deep, singular tone when tapped with the included mallet. This powerful tone helps you concentrate and focus your attention to the sounds within. For best results, do not let the mallet linger on the rods after striking. Each note is tuned for perfect harmony. * Quality bamboo construction * Gently tap with mallet for meditation * 5 tubes * Each note tuned for clarity and harmony