Self Heating Insole Non Woven Fabric Disposable Winter Foot Warmer for Women Hunting Ski Fishing Hiking

Feature: 1. Effective Protection From The Cold: They effectively protect your feet from cold weather and keep warm even in cold weather. 2. Foot Heating: Heat from the bottom of the foot, warm the inner part of the foot, and heat the foot to prevent cold. 3. Even Heat Generation, Comfortable To Use: The heat generating material is evenly distributed and has no raised feet and feels comfortable. 4. Practical and useful: It can be used when going out, playing snowball fights, chills, going to work, etc. 5. Exquisite Workmanship, Comfortable To Use: Flat structure, tight sealing edge, comfortable and non legged, evenly heated, not easy to leak powder. Specification: Item Type: Self Heating Insole Material: Non Woven Fabric Size: Approx. 23x7cm 9.1x2.8in Function: Heating The Heart of The Foot . Package List: 2 x Self Heating Insole Note: 1. Expose the insole to the air for 2‑3 minutes before use, and the temperature will rise more quickly.2. This product will start to heat when it comes in contact with the air. Please do not open the package when you are not using the product.3. There is no need to tear off the insole board before use and put it directly into the shoe.4. Disposable products, disposable when used up.