Get a pair of cheap boots from a thrift store or what have you and make boot covers. That's how I would go about it
That said, I have a pair of boots that are very similar that I bought at Target for $35. So if you're willing to invest, you might find something that works
Cosplay Plans For 2010/2011
Halloween: Aziraphale, "Good Omens."
Anime Boston 2011: England, "Hetalia: Axis Powers"; Don'tSayLazy!Mio, "K-On!"; Nana O. or Madam Red (can't decide x_x)
"I'm a goddamn marvel of modern cosplay!"