If I had to guess this is what happened to another user who claimed they fell out while the bottom was still clipped to his belt. The medium size fits me well! Have arthritis in toes and they were too tight. I was horrified when they arrived. The first thing you will notice with this product is the quality wood that is used for the base, which appears to be Maple or Oak. This edition contains lots of previous DLC content - like extra costumes that do add to the replay-ability of the game - you can play the game with her wearing various outfits. And thats never a bad thing. These are really nothing like any of my past experiences with the brand. 5 slippers are much smaller than the same slipper purchased 3-4 years ago (and not because my foot got fatter! It is so much better than I expected.