Ergonomic design: stainless steel, the handle is suitable for people's hand holding habits. The longer pressure arm makes it the best pressure tool for a trigger point. The design of the handle makes it easy for you to handle and control a comfortable and stable massage direction and intensity. Function: Get great pressure without using much of your pressure., relieve tension and fatigue by pressing muscles or acupoints, deep tissue and reflex therapy, myofascial release, soft tissue mobilization to help improve your blood circulation, release fatigue and improve sleep quality. Use: Holding the handle, press on the sore points or stiff muscles such as the neck, back, legs, hands. And relieve the muscle pain through repeated pressing. Wide audience: It can be used by all muscle pain or fatigue people or athletes to massage and relax their muscles. Physical therapists can use it to provide professional services to their clients and reduce the burden on their fingers. It is a kind of mechanical tool widely used in physical therapy, acupuncture, body massage, myofascial release, soft tissue mobilization, and iastm tools Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.