Premium Thermal Material: Made of premium velvet material, soft and comfortable, breathable and durable, it is the perfect heater to provide warmth and comfort to your feet, hands or body in winter with reliable performanceHigh Heating Efficiency: Heating is fast and efficient, it only takes a few minutes to heat up, keeping your feet warm instantly. Once the temperature is too high, the heater will automatically turn offEasy to use: High-end particle design at the bottom, thickening and keeping warm, non-slip and anti-dirty. Electric foot warmers can keep your feet safe from the cold, and it is safe to use without worrying that it will burn your hands or feet. Washable and detachable design, easy to use and cleanPERFECT GIFT FOR ANYONE: Lightweight and portable foot warmers allow you to relax on a sofa, bed or chair in the office or at home. This is a thoughtful and comfortable gift for your mother, father, kids, friends on Mother's Day , Thanksgiving, Christmas and New Year's DayProduct color:silver gray Product size: 40*40cmQuantity Shipped: 1pcwhitout battery