High conversion efficiency, low energy consumption, and one degree of power used on average per hour.
Simple to cut to the required size.
Suitable for many kinds of shoes.

Improve the warmth and comfort of your foot.
Design that is removable, tidy, and practical.
Keep your feet warm indoors with a USB charger that is attached to a PC or laptop.

Specification:

Color: Black
Material: Carbon Fiber
Function: Foot Warmer
Applicable Gender: Unisex
Maximum Voltage: 5V

Package Includes:
1 Pair X Heated Insoles
1 X USB Cable