A warming pack that can be placed within someone’s gloves or applied onto hands directly. Commonly used on cold winter days to keep one’s hands toasty warm or left in cars in case of an emergency. Activates upon exposure to air.
Advantages
- quick and inexpensive method to obtain warmth when needed
- small pouches take up little room and can be placed inside gloves as needed
Disadvantages
- some of the pouches will fail to work, especially if the expiry date has passed