Dress designs - Avenger themed

I've had another go at some dress design ideas on Redbubble, and I quite like how they've turned out. I'm thinking I should try some more abstract kind of designs for SPN too so if anyone has any bright ideas, let me know.
If you are interested in anything with these designs on, check out my Redbubble page (just click on the images)
( Pics under the cut )