Fabric/Material:
Nylon OK fiber
HeatSupport Advantages:
1. Powered by a 3.7V re geable lithium-ion battery, you can rely on our heated element to perform up to your demands for over 3 hours of heat per ge
2. The risk of a sprained neck has been shown time and again to be significantly reduced by wearing neck supports
3. As the pioneer of portable Far Infrared Heat Therapy, HeatSupport provides therapeutic heat with a safe, low voltage heating element so that you are able to experience instant pain relief