When you think of the shoe of the season, images of sky-high stilettos and head-turning over-the-knee boots normally come to mind. The chic, the incredible, but also the trends that don't always make our toes super happy. Rejoice! The shoe we can't get enough of this fall is not only elegant and polished, but also the most comfortable style around! With a flat sole and easy slip-on style, the slipper mule shoe trend is certainly one we can get behind—and suggest you quickly do too. While...