USB Warm Slippers
Keep feet dry and comfortable in winter
Use computer USB to supply power, 5V voltage, safe and reliable
Uses carbon-fiber as the heating materials, offering you the most comfortable temperature
Connect shoes USB plug with computer USB, turn on the control of shoes, they will become warm in short minutes
One USB slippers have no electric control, the heating part can move from the USB shoes
5 minutes for 10H rise
Can be cleaned with water but with no danger