1. Material: PP, EVA, screw rod, NBR, nylon
2. Function: massage, relax muscles, chiropractic
3. There are 88 massage points on the surface, just like acupuncture in traditional Chinese medicine, pressing different points on the body
4. Using high-density soft EVA buffer belt, good elasticity, has the effect of buffering and massage
5. Rotation to adjust the arc, infinite gear design, easy and free adjustment
6. The curved panel design fits the extension curve of the human spine and effectively relieves lumbar discomfort and muscle soreness
7. Thickened panel design, thick support rod, durable and not easy to deform
8. Weight: about 570 grams
