U.S. Buyer Note:The areas where the U.S. warehouse does not deliver goods are: Hawaii, Alaska, Puerto Rico, Guam, and other U.S. overseas territories. And a military address. But you can choose to ship from China. Spanish buyer note:If your address contains the following zip code, please do not select Spanish warehouse. The zip code starts from 35/38.Overseas warehouse cannot be delivered. But you can choose to ship from chinaUSB Electric Heated Winter Insoles Comfortable Foot Maintenance Warm Washable Outdoor Sports Thermal Shoe Insoles Mat Unisex Feature: High conversion efficiency, energy saving, half hour electricity. Easy to cut to the size you need. Suitable for all kinds of shoes. Make your feet comfortable and warm. The design is clear, convenient and clean. USB charger, connect to computer, notebook, charger, keep your feet inside. Specification:Size: 35-40, 41-45, 41-46Color: Black Material: Carbon Fiber Function: Keep Your Foot Warm Max Voltage: 6v Heating Range: Full Heating Package Includes: 2 Electric Heated Insoles, 1 USB Cable Specifications: US, US, EUNote: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Please allow 1-2cm measurement deviation due to manual measurement.2 X Electrical Inserts1 X USB Cable