Great Quality: Made of high-quality stainless steel, polished to the mirror-like surface, gua sha long bar massage tools are durable, smooth and easy to clean and provide sensitive support for massage Function: Soft tissue massage tools are designed to help effectively treat adhesion and scars caused by surgery, injury and overuse of muscles, injury prevention and rapid recovery - use of double bevel edges, reduce muscle soreness after exercise, improve recovery time, and treat soft tissue injury Systemic Care: The shape of this muscle scraper massage tool is the most convenient to use. It is designed for many areas of the body, such as the back, forearm, neck, calf and pectoral muscles. Hold both ends with both hands to make you work evenly. It can be used by chiropractors, physiotherapists, occupational therapists, sports coaches or masseurs Usage: It can be used with body emulsion or massage oil to coat smooth edges on the smooth skin surface, press hard down, and then move down muscles - so-called friction - gentle massage - or along the path of acupuncture meridians, along the skin. On the surface, gently massage about 4-6 inches at a time Great Service: We believe you will love our products! Our professional customer service department will make every effort to ensure your satisfaction, we will provide a month