The Heat Factory warmer is a soft light-weight pouch containing a mixture of iron powder, charcoal, salt, sawdust, and vermiculite. When exposed to the air, an oxidation process takes place that generates heat. Contents are biodegradeable. Unopened, the Heat Factory warmers have a shelf life of three years.


Easy as 1..2..3..

1. Open outer package & remove the warmer

2. Place warmers in pockets

3. Enjoy the HEAT


Stop and Go:
If the heating time is not complete, all Heat Factory Warmers may be saved by placing them in an airtight container. The remaining time can be used later (preferably within one week). For example: A 12 hour Glove Size Warmer can be used for 6 hours one day, stored in an airtight container, then used for approximately 6 hours another day within the week.

What’s the difference?
Footwarmers and Toe Warmers are designed to work in air restricted spaces such as shoes or boots. If a handwarmer is placed in a shoe or boot with restricted air, it will most likely not generate enough heat. The half-moon shaped Toe Warmer has a thin adhesive layer that comfortably holds the Toe Warmer under the toes outside the sock.

The Footwarmer Insole is a full length warmer designed to work in shoes or boots. Simply place the insole under the foot. The Footwarmer is designed to fit into the pocket on HF socks or into the cavity of Heat Factory air channel Footbeds. They provide 5 to 6 hours of warmth. The Footwarmer is to be used as a system with either Heat Factory Footbeds or Heat Factory Pocket Socks. These Footwarmer systems get slightly warmer than the Toe Warmer or Insole.


ASI 60320
SAGE 60239
PPAI 262430
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