VOOP MOZZ Gua sha tool Stainless Steel Guasha Massage Tool-IASTM Tool Muscle Scraper for soft Tissue Mobilization Physical Therapy use back, leg,shoulder (Long bar2)Muscle scraper: gua sha tool uses the double beveled edges to reduce head, foot, shoulder, neck and muscle pain, specially designed for small and medium parts of the body. This graston scraping tool gua sha metal used by a chiropractor, physical therapist, Occupational Therapist, Athletic Trainers or Massage Therapist. Treats Multiple Conditions : This soft tissue massage tool was developed to assist in effective treatment of adhesions and scarring