How to make fabric covered foam armor

How to cover cosplay EVA foam armor with spandex or stretch vinyl "Let me go" by STEEP (http://freemusicarchive.org/music/STEEP) / CC BY-SA 3.0 (http://creativecommons.org/licenses/b...) "Tell Me What I Want" by Isolated Atoms (http://freemusicarchive.org/music/Iso...) / CC BY 2.0 (http://creativecommons.org/licenses/b...)