Fabric/Material:
Nylon OK fiber
HeatSupport Advantages:
1. Heated back support is designed to support and improve back posture, thus treating and managing low back pain, especially during heavy lifting, handling and sports activities
2. The Heating back support can be powered by a rechargeable Lithium-Ion Power Pack, 7.4V/2200mAH duration: at least 5 hours
3. FIR heating element: 240mm*130mm