have no idea, but will surf and see if I can find you some information
I surfed and this is the link to the promoter and they have a phone #, I am sure you can call them and they can give your information on the vendor that sold them at the show
http://www.quiltfest.com/contact.asp
and this is where you can order the polder ironing boards from
http://www.polderonline.com/ironing-boards.html