A little Christmas surprise: In every product we send out in the run-up to Christmas, you will find a beautiful Christmas card. We wish you a unique and merry Christmas! USB heating slippers.These USB heating slippers are equipped with a fleece heater. At the same time, the USB heating slippers use a USB interface that can be connected to a mobile power supply, ensuring greater convenience for use. You in The winter can give a warm feeling, very suitable for those who are afraid of cold. Super soft materialThe Electric Foot Warmer is made of insulating cotton with soft plush fabric, which is soft, comfortable and warm. It can fully retain heat in the pad and keep feet warm and can fully promote the blood circulation of feet and improve cold feet. Easy to cleanThe Electric Foot Warmers are soft and the warm inner lining is removable and machine washable, which makes them easy to keep clean. (Note: slightly disassemble the electronic components of the shoe before cleaning to avoid damage). Great wearing comfortThe size of the Electric Foot Warmers is between 39 to 43, which is suitable for most men and women's feet. The integral plush protection can effectively prevent heat dissipation and promote blood circulation. Warm up your winter. High quality materials for Electric Foot Warmer and unique heating design are very suitable for use in cold winter.Ideal for use while watching TV, in the office, camping, after a long run or workout, after a cold. day outside, keep your feet warm at night.