You may still want a small wire frame (bent up wire coat hanger ) in the wing straps would attatch to that. I do not suggest stringing any strap through the foam because it may rip. Safety pins might be ok.
*** Cosplay gathering @ Magfest 2014?
-*- In search of cheap light color wig to practice dying
... And to answer that question "Yes I live here and have nothing better to do "
Next Convention: Mag Fest
Makoto - Street Fighter
Felicia - darkstalkers yes I want to try again