Welcome to our store! Description: - Three heating modes: USB interface, power adapter, and power bank. You can choose the most convenient way to heat your shoes. - Easy to use, just insert the insoles into your shoes and connect the power source to enjoy the warmth. - Made of soft fluff material, the insoles are soft and comfortable with exquisite workmanship. - The heating is stable and safety is guaranteed. - The heating pad can be cleaned, but make sure it is completely dry before use. Specification: - Condition: Brand new - Material: Soft fluff - Color: Brown - Heating time: 10 min - Optional size: - 35-36 (23x8x1cm/9.1x3.1x0.4in) - 37-38 (24x8x1cm/9.4x3.1x0.4in) - 39-40 (25x8x1cm/9.8x3.1x0.4in) - 41-42 (26x8x1cm/10.2x3.1x0.4in) - 43-44 (27x8x1cm/10.6x3.1x0.4in) Features: - Three heating modes: USB interface, power adapter, and power bank. - Easy to use, just put on the shoes and connect the power to enjoy the warmth. - Soft and comfortable, with exquisite workmanship. - The heating is stable and safety is guaranteed. - The heating pad can be cleaned, be sure to dry before use. Package list: 1 * Pair of heated insoles Note: - The standard power of the heating pad is 5V/2A. If the charger's current is not 2A, it may cause it not to heat up. - When powered by a charger, the heating power is 6-7W. If you use the special adapter, the heating power will be 10-11W, providing 40% more heat than the charger. 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the item, such as damage and incorrect quantity of goods, please contact the seller immediately. We will do our best to provide you with satisfactory customer service.