Of all the heat patches for back pain out there, only ThermaCare Back Pain Therapy HeatWraps are clinically proven for pain relief, and increase blood flow to help accelerate healing. They’re portable and deliver 8 hours of continuous, real therapeutic heat and keep relieving pain for an additional 8 hours after you take them off. Ordinary heat patches for back pain merely create an artificial sensation of heat.

Ingredients:

Iron, Sodium Chloride, Sodium Thiosulfate, Water, Charcoal, Sodium polyacrylate