I bought the Thermipaq several weeks ago for my back and knee. I can put it in the microwave for a few minutes and use it as a heating pad and the heat lasts about an hour and a half with the heat slowly decreasing over time. It feels so
good! It can be used as dry or moist heat.
The second use it that it can be kept in the freezer and used for an ice pack the cold will also last about an hour and a half.
The really good part of this hot/cold pack is that it ...