Heated Footwarmer Insoles

The Heat Factory heated foot warmer insole provides up to six hours of warmth with no trimming and no odour!
The Heat Factory disposable heated insoles are designed to work in shoes or boots with restricted air supply.
Simply remove from the packaging and allow to heat up for 5-10 minutes before inserting into your shoe or boot for instant warmth on those cold days.
Instant heat for cold feet and toes, anyplace anytime!
Approximate average temperature from the foot warmer insole is 100F Approximate maximum temperature from the foot warmer insole is 106F