A quick massage will not only help you to physically relax your body, increase joint flexibility. A good massage has been proved to have positive effects on the human body by reducing stress, pain, and muscle tension. The Olsenmark Massager Hammer is built with excellent quality for you to relieve tight muscles which allows it to offer you a deep tissue massage. Allow you to freely adjust from soft vibration mode to powerful vibration mode, offer you comfortable use experience. 5 kind different shapes of massage head to meet the needs of different parts of the use.