What material is put into pillows like this (link) and where can I find the material?=]?

Question

I'm creating a pillow for a school project, and want it to feel like a pillow like this:

http://www.funtocollect.com/squishypieces.html

I was wondering what type of material is stuffed into it, and where can I get it?

Thanks!

Answer 1

you can find them in grocery stores.

or otherwise you can pull apart an old pillow and use that to stuff your creation.