The function of a foot warmer

The foot warmer conforms to the ergonomic design, with beautiful colors and a meter and arc design. It can be shaken back and forth to increase the space for foot movement, promote blood circulation in the feet, and make the feet warm faster. It is a perfect combination of warm shoes and electric heating devices, with innovative and practical features. It not only retains the simplicity and comfort of traditional warm shoes, but also compensates for their lack of heat; He not only absorbs the advantages of continuous heating from electric shoes, but also overcomes the disadvantages of using them with electricity.