Feature: 1. Charging for ten minutes, long-term insulation, get rid of traditional wired restrictions, and use more convenient and safer. 2. The thickened inner lining and soft velvet cover your feet in 360 degrees, allowing you to spend a cold winter warmly. 3. The vivid cartoon appearance, exquisite knitting and embroidery techniques, not only use warmth by yourself, but also a wonderful gift for relatives and friends. Specification: Material: Plush Optional Color: Pink Brown Yellow Orange Gray Voltage: 5V 2A Size: approx. 16.1X12.1X 3.9 inches 45X31X10 cm(L X W X H) Package include: 1 x USB Foot Warmer Note: 1.The product requires a USB link power supply (not included) to work. 2. Product does not include adapter.USB Power Interface: USB plug-in electric heating film, which can be charged through USB computer interface, mobile phone power interface, mobile power supply, etc., whether in the bedroom, office or out camping, it can be carried, and there are a variety of cartoon shapes to choose from. Detachable and Washable Design: The winter heating shoes are designed with large pockets and zipper, which is convenient to put in the hands and feet and keep warm. Exquisite workmanship, easy to take apart and wash. Adjustable Temperature: There are three kinds of temperature adjustable, 45 50 55 degrees, and the timing function is safer, easy to use, and not afraid of burning your feet. Heat up quickly and warm your feet quickly and easily. Size: 16.1X12.1X 3.9 inches 45X31X10 cm(L X W X H). The perfect gift for family, friends and partners. It is suitable for both men and women. Please purchase according to the size. Soft Material: Made of soft crystal velvet fabric, durable and comfortable, breathable and warm. The soft thick plush cover keeps the heat in the pad and keeps you warmer.