When exposed to air, an oxidation process that generates heat occurs. It provides long-lasting, comfortable, stable heat. The insole is ultra-thin and comfortable, ensuring that your entire foot stays warm. The heated insole is designed for a restricted air environment and does not require any electrical energy.
The surface texture design is non-slip.
The insole provides reliable, stable heat for up to 12 hours.
Rapidly warming up to 40 degrees Celsius in 15 minutes and reaching a maximum temperature of 53 degrees Celsius.
Type: Man / Woman.
Color: As the picture shows.
Size: 25 x 8.5cm / 23 x 7.5cm.
1/3 Pair x Self-heating Insole.
Please don't cut the insole.
Do not touch the skin directly.
Please allow some slight measuring deviation due to manual measurement.
Due to the different monitor and light effects, the actual color of the item might be slightly different from the color showed in the pictures.