oh, i guess theres not enough walmatrs over the world yet, LOL ill help you, ...................you know your lucky.. righ? ...i foud something for you and just look at the location---->Item location: Liverpool, United Kingdom,,,,,,, , LOL, heres the link, hope you can get em.
http://cgi.ebay.com/Funky-Foam-Sheets-40-A5-Sized-Sheets-40-Colours-/350459134602?pt=UK_Crafts_PapercraftTools_RL&hash=item5198fe028a