USB Heated Shoe Insoles Electric Foot Warming Pad Feet Warm Sock Pad Mat Electrically Heating Insoles Washable Winter Thermal

The heating insole does not have battery, and cannot store electricity or heat. The

insole needs to be powered on to generate heat. They have to be plugged in to stay warm.

Features:
High conversion efficiency, energy saving, the average hour with one degree of electricity.
Easy to cut to the size you need.
Applicable to various shoe types.
Make your foot more comfortable and warm.

Removable design, convenient and clean.
USB charger,connected to PC, laptop,charger, keep your feet warm indoor.


Specifications:
Color: Black
Material: Carbon Fiber
Function: Foot Warmer
Applicable Gender: Unisex
Maximum Voltage: 4.5V
Heating Range: Within 35 Shoe Line
Insole Thickness: 4mm / 0.20'' (appr.)

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