Feet:
http://market.adultcentro.com/s?c=d4342e9c
Stockings:
http://market.adultcentro.com/s?c=5bf5fc85
There's a lot more foot fetish tagged stuff here:
http://market.adultcentro.com/s?c=c64c9799
However it requires some browsing. Things showup if they have small moments of activity with feet rather than entirely focused on it.