High-quality thermal insulation materialsproducts are made of velvet plush fabric, in which the heater is composed of high-grade carbon fiber. The highest local temperature is as high as 50 degrees Celsius.Washable and durableThis kind of heating pad wrap can be divided into the inner heating jacket and outer jacket, and a jacket with an invisible zipper. If you open the zipper, you can remove the internal heating jacket for cleaning.Rapid heatingHeat immediately and energize to reach the rated temperature within 3 to 6 minutes. Very suitable for family, office, outdoor walking, camping, etc.Widely usedUSB heating blanket is a soft plush blanket surrounding the heating pad. Can be used for feet, seat cushions, heat dissipation. This product box can be inserted into any 5V USB port, such as charger, mobile power, car USB charging and computer.In addition to keeping warm, it can also effectively relieve pain and is suitable for patients suffering from arthritis, low back pain, cold feet and menstrual women.Application scenarios: home, school, office, car travel, outdoor camping, fishing, etc.The heating can be disassembled for easy cleaningspecification:Material: Super soft flannelSize: 38x28CMPower: USBTemperature: 50°CVoltage: 5V1AProducts include:1 x foot warmer (including USB cable)