Does a "mono shoe" exist? like a mono glove, but a shoe for your feet?

Here is an image I found on one of Like Ra's blogs:

         

How about something like that? It isn't exactly leg binder, more like foot binder but idea is pretty interesting.

https://mastero.com.pl/produkt/leg-binder/#

The late Robert Hill (aka Vawlkee) drew at least one image involving a monoboot.

   

I am working on a drawing of my femboy fursona wearing a monoboot. 
   

   
John David Fox was asked to model a new leather high heel monoboot along with a matching leather armbinder for for his online fetish shop owner friend and how could he say no as he was gifted the boot and armbinder that he wore for the photoshoot, as well as the bodysuit, ballgag and collar.

https://www.iliaslittleshoebox.co.uk/pro...hoes-black