: Soft flannel, which is soft and comfortable, and has excellent warmth retention effect Wide use: This heated shawl is suitable for camping, traveling, outdoor walking,, home and other occasions Safe: and, temperature controling, overheat protections and short circuit protections design, let you safely use this product USB rechargeable: USB charging, interface design, can be charged with any USB port, very Keep warm: This heating blanket can help you withstand the cold weather, feel warm and comfortable in a short, not afraid of the cold