1、[Trough] Gua sha sticks are designed for different parts of the body. The trough and bends fit the curves of the human body. Each length corresponds to a different part. Different concave and convex surfaces correspond to different positions, allowing a wider range of physical contact. 2、[Scope of Application] Suitable for multiple parts of the body, arms, sideways, legs, waist, shoulders, limbs, back, neck, underarms, lymphatic tissues. 3、[Physiotherapy Tool] Our uniquely designed gua sha tool can remove scar tissue and adhesions under the skin that prevent muscle movet and blood mobile. Reduce recovery time and soreness, while helping to heal soft tissue damage. It has a double bevel tool that completely surrounds the skin. 4、[Reduce Hand and Wrist Strain] Whether you are providing relief as a or exercising your own muscles, hand therapy can cause serious damage to your hands and wrists. 5、[No Need to Push Hard] Our skin scraping tool can comfortably hold and hold the presser without pushing hard. The bevel allows you to use the tool in both directions without changing the position of your hand.