Winter USB Heated Shoe Insoles Foot Warming Pad Mat Heating Insoles for Outdoor Sports

Feature： 1. Adopts far-infrared carbon fiber, with uniform heating, high heat conversion rate, rapid heating, soft and comfortable. 2. Heating insoles can be placed in the existing shoes to use, does not affect the beauty and comfortable to wear. 3. Two feet separation design, flexible and convenient to use, suitable for a variety of people. 4. Waterproof and washable, heating can be done by using a power bank, is practical. 5. Suitable for different types of shoes, ideal for carry and easy to use. Specification： Condition： 100percent Brand New Item Type： USB Heated Insoles Optional Size： S (35-40), L (41-45) Heating Material： Far infrared carbon fiber Package List： 1 Pair of Insoles1 x USB Cable Note： 1. Unplug the power when not in use to avoid long-time heating.2. Old people and children need to use it under supervision.3. Do no strenuous exercise when using insoles to protect heat chip.