General User Guidance for our Reusable Instant Heat Packs.
To Activate (Make Hot)
Firmly press and release the silver side of the 'Activation Button'.
The solution will crystallize and produce full heat within seconds.
Squish the pack back and forth to soften.
To reduce or control the amount of desired heat, you may place a dry or moist cloth or use your clothing between the heat pack and your application area.
Place a wrap over the heat pack to help retain the heat and hold to the pack in place.
To Re-Activate (Recharge):
Fill a container with enough water that would cover the heat pack(s) and bring to a high simmer.
Reduce heat to medium.
Lay a cloth in the bottom of the pan or wrapped around the heat pack to keep the heat-pack from contacting the bottom of the pan.
Carefully insert heat pack and simmer for 8 to 10 minutes, longer for the larger packs. (Until the heat pack solution is clear).
Turn off heat and remove pack(s) from the water when it is safe to do so.
Store the heat pack(s) in the liquid condition so they will be ready to use the next time you need them.
To Use as a Cold Pack:
Place pack into refrigerator or ice chest for 20 minutes or more.
Use an insulated application wrap to increase cold time.
Do Not store pack in the freezer, it will freeze and could damage the pack.