FeelFree Sport Stainless Steel Gua Sha Tools-Massage Scraping Tool for Soft Tissue Mobilization,Physical Therapy for Back, Legs, Arms-1 Count (Pack of 1)Using: It can be used with body emulsion or massage oil on the smooth skin surface, then 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 and repeating the action until the skin turns red. Systemic Care: The hole in the middle of this shape of massage tools is designed according to people's fingers, which