Feature: 1. D Shaped Arc Knife: Used to deal with large muscle groups, convenient one handed operation and simple operation, save your energy and time to use. 2. Recovering Injury: Effectively treat adhesions and scars caused by surgery, injury, and excessive use of muscles, and quickly prevent and restore injuries, use double bevel to reduce muscle soreness after exercise, shorten recovery time, and treat soft tissue injuries. 3. Easy To Use: Storage bag can collect your tools well, stainless steel tools are small and light, easy to carry, and holes on both sides can be better grasped to prevent slipping during use. 4. Made Of High Quality Stainless Steel: Polished to mirror surface, metal massage scraper is durable, and easy to clean, providing sensitive support massage. 5. Middle Hole Design: According to people's finger design, it is in line with most people's finger holding habits, shape is used in many parts of body, such as back, forearm, neck, calf and chest muscles. Specification: Item Type: Guasha Tools Size: Approx. 15 x 2cm/0.59 x 0.41in Part Of Use: Legs, ankles, back, neck, etc. Function: 1. Movement limitation; pain during movement; movement control; muscle overuse 2. Internal epicondyle of humerus, external epicondylitis, carpal tunnel syndrome, neck pain, plantar fasciitis, rotator cuff tendinitis and other diseases. 3. It can also be used to warm up before exercise and relax after exercise. Material: Stainless Steel Package List: 1 x Fascial Tool 1 x Storage Bag Note: 1. Tissue defect (open wound infection or ). 2. Transplantation (pacemaker, internal defibrillator). 3. Deep vein thrombosis; carotid arteritis. 4. Please allow 1‑2cm error due to manual measurement. Thanks your understanding. How to use: Apply smooth edges to the oiled skin surface, press down firmly, and then move the muscles down, so called friction, gentle massage or along path of the meridians, along the skin surface D Shaped Arc Knife: Used to deal with large muscle groups, convenient for one handed operation and simple operation, save your energy and time to use. Made Of High Quality Stainless Steel: Polished to mirror surface, metal massage scraper is durable, and easy to clean, providing sensitive support for massage. Easy To Use: Storage bag can collect your tools well, stainless steel tools are small and light, easy to carry, and holes on both sides can be better grasped to prevent slipping during use. D Shaped Arc Knife: Used to deal with large muscle groups, convenient for one handed operation and simple operation, save your energy and time to use. Made Of High Quality Stainless Steel: Polished to mirror surface, metal massage scraper is durable, and easy to clean, providing sensitive support for massage. Easy To Use: Storage bag can collect your tools well, stainless steel tools are small and light, easy to carry, and holes on both sides can be better grasped to prevent slipping during use. D Shaped Arc Knife: Used to deal with large muscle groups, convenient for one handed operation and simple operation, save your energy and time to use.