How does thermacare heat wrap work

That process is called iron oxidation. Sodium chloride salt makes the rate of reaction between iron and oxygen faster. Sodium thiosulfate controls hydrogen generation. Water also is necessary for the iron oxidation reaction. Charcoal allows the iron powder to have a surface to react to inside the heat discs.

The surface of this charcoal has been treated activated to have special properties. The Cold Wraps should not be used on children under the age of 2 and any use on children under 12 should be monitored by an adult. The ThermaCare Cold Wrap should only be worn for 30 minutes at a time.

They can then be refrozen and reapplied 30 minutes later. For the best results, you should only wear the Cold Wrap when it is fully frozen. The length of freezing time may vary with different freezers, but they usually take around 2 hours. The ThermaCare Cold Wrap is unique and differs from other cold wraps, ice packs and cold therapy gels as it contains a unique insulation technology TargetTemp that enables the wrap to deliver a consistent comfortable cooling temperature so you can wear it for the 30 minutes without it reducing in temperature.

It will also ensure a comfortable temperature, whereas some cold therapy gels and ice packs can produce an icy shock or discomfort. If applied incorrectly, the device may not work properly. While excessive moisture or wetness will affect the ability of the heat cells to heat efficiently, average body perspiration will not affect the HeatWrap performance. Heat Wraps. Which side goes toward my body?

Place the darker side of the heat cells against your skin. The product may not warm up as efficiently if you put the wrong side against the skin. This reaction gives off heat.