I've tried searching within the flash sale, and the behavior is definitely off.

If I search first then add the department, it wipes the search.
If I go to the department first and add the search, it wipes the department. 

If you mean a bump map designed with Glands of Montgomery (or Areolar glands) on the nipples, I haven't seen any at all. I ended up working up my own displacement maps to add them in because nipples look weird to me without them.