Use as needed to maintain your comfort. Turn them on before you get cold. It is important that you cycle them off and on to get the best battery performance. All batteries may be affected by the cold, so our system was designed to allow you to place the battery packs under your clothing to keep them warm in extreme cold. A recharge upgrade is also available through our company.
Installation is extremely easy and can be done on any boot in a matter of minutes.
They can be installed on your existing insoles or on the trim to fit insoles provided. Extreme Comfort Boot Heaters can be used in almost any footwear. All of our products come with a one year warranty against manufacture's defects. Extra sets of elements can be purchased so that you can use your Boot Heaters in several different pairs of boots. They come in two sizes.