1. High precision: Ten massage knobs are precisely designed and arranged to target different parts of the body. It is an advanced massage tool for those who value massage effects. 2. Ergonomic design: It allows the arms to maintain a comfortable position during acupressure on trigger points. Other design features include flat sides of the handle for easy gripping and an "S"-shaped ridge for enhanced strength. 3. High cost - effectiveness: The price of this massager is less than the cost of an hour - long massage service. 4. Detachable design: It is very suitable for travel. 5. Safe and environmentally friendly materials: This massager is made of recyclable and eco - friendly materials. 6. Meridians and acupoints in traditional medicine: Stimulating the meridian system can relieve pain. Believe it or not, this method has been used for thousands of years and is still popular among many people today. It can promote blood circulation, expel toxins, relieve lower back pain and improve physical functions. 7. Dimensions: 62.5*34.4*2.7 cm 8. Material: ABS 9. Color: Black 10. Package contents: One massage tool. Only the above - mentioned items are included in the package, and other items are not included. 11. Note: Light and different displays may cause slight differences between the color of the item in the picture and the actual product. A measurement error of plus or minus 1 - 3 cm is allowed.