Upper material: comfortable,soft fleece.
Far infrared carbon fiber, through a special process to produce a thickness of only 0.02cm/0.01", soft sheet heating material, its heating evenly, high heat conversion rate, rapid heating, soft and comfortable.
Safe and reliable, the output voltage of the interface is only 5V, the output voltage of adapter is only 6V, and with voltage regulator , the two output voltage is lower than the body safety voltage 36V.
Power less than 8W, an average of 125 hours consumption of 1 kWh.
Insole directly placed in shoes, easy to save. Feet separation, flexible and convenient.

Specification:
Power: socket, end of power line is connected with computer socket, and the other end is connected with insole
Voltage: 5-6V.
Wash and care: hand washing by water, after washing,should be dry completely then use.
Please select insole in accordance with the size of the inner length of the shoe,
The insoles size is CN SIZE 35-36 37-38 39-40 41-42 43-44.

Packaging list:
A pair of insole
A charging line

Notes:
1. Only sell main products, not other products.
2. Since manual measurement is required, please leave a space of 1-3 cm.
3. Due to screen differences, the color may be slightly different from your expected color, please allow.
4. This product can be washed with water, remember to dry and heat the insole before using it.
5. The elderly and children need to use it under supervision.

Remind:
After receiving the packaging, please check the packaging and the product carefully. If the received item is defective or has any questions, please us via email to resolve the problem. We will reply as soon as possible and do our best to meet your needs!