Our scraping massage tool set is equipped with a felt protective bag for easy storage and carrying. This gua sha facial tools are made of medical grade stainless steel, unlike other easily broken jade and flat stone. The edge is polished with mirror surface. It will not scratch the human body during use. This gua sha stainless steel use the double-beveled edges to relief for muscle pain soreness after exercise out, accelerate blood circulation,Release lactic acid accumulation and fascial adhesion caused by muscle tension,faster recovery times. Our muscle scraper tools are designed to help effectively treat adhesion and scars caused by surgery, injury and overuse of muscles.Break up scar tissue. This gua sha massage tool is perfect suitable for athletes, trainers and clinicians chiropractor. This is a great gift for people who love sports and health. It can make their exercise more effective, and their skin looks better, smoother and moisturizer.