1Helps release tension and stress and effective for your immune system and health. 2Anti-impact and non-magnetic aluminum, low impurity content, the highest surface finish. 3The 32HZ tuning fork not only helps you achieve peace of mind and deep relaxation, but also improves meditation and helps you form yoga poses. 4Release the heart, release the deep inner pressure, come with bag and hammer. 5Suitable for various occasions to relieve pressure and reduce ear pressure.