E6000 Spray is an odorless, latex-based, safe to use indoors adhesive that supposedly bonds foams, Styrofoam, fabric, etc. It runs $10-14 a bottle. It's a huge disappointment that I reviewed here:
http://cosplayfoundry.livejournal.com/1649.html
http://cosplayfoundry.livejournal.com/1649.html