Sort of sewing related

[teawithfrodo]

I'm trying to find the sewing themed ribbon she is using in the tutorial. I'm looking for either 3/8 inch or 5/8 inch.
http://www.blogher.com/tiny-pincushion-tutorial?wrap=blogher-topics/crafts&crumb=18

This would be perfect for a project I'm doing. I've checked through a ton of places so I'm hoping someone knows exactly where I can get it.
Thanks for your help!