Experience unparalleled comfort: Our heated insoles are made from a perfect blend of and polyester for ultimate comfort. The soft material also helps to effectively keep your feet warm under the socks, making them a comfortable and warm essential winter accessory. MULTIPLE APPLICATIONS: These electric heated insoles are Perfect for a of outdoor activities, including running, hiking, biking, and motorcycles in cold weather conditions. They make the perfect warm gift for family, friends and loved ones in winter. FAST AND SAFE HEATING: Our insoles are designed with ultra-thin and efficient heating elements to fast and safe heating. You never have to worry about the safety of these insoles because they are designed and manufactured following safety protocols. Plenty of heating: Each pair of insoles includes a large 22cm integrated heating zone. This ensures your feet stay warm from heel to toe, allowing for deep and even heat distribution to effectively ward off the winter cold. Colour:Black Material:Polyester+cotton Package Contents: 4 * Heated Insole Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.