I've never been a big fan of iems. However a few months ago I bought a pair of the Fiio F5, and really like them. I find the sound quality on them to be surprisingly good. To my ears they sound more like over ear cans then iems. So, I say this to give some idea of what I like so far in iems...

Here's where I am in this search. I'd prefer something over ear, but it's not written stone. Closed would be best obviously. Not worried about price at this point, will get into that part of my search when i can whittle down contenders. I prefer "fun" sounding cans. Example, I have the DT 770...