Energy Karaoke / shoes

A user designed specifically for cold areas of sports shoes, in the cold regions most vulnerable to frostbite limbs, then this pair of shoes the soles are converted into kinetic energy devices, users will be in motion when the kinetic energy into electrical energy stored in the shoes inside the battery inside the In cold weather, the user can be converted into heat energy, heating device inside the shoe will be heat, allowing users to exercise in the cold regions, the feet are protected