How about bottle cap in cushions? They're really cute, not expensive to make, can be hand sewn and you can decorate them in lots of ways so each one is unique. There's a lady on Etsy that makes really elaborate ones.
Here are some links:
https://www.flickr.com/photos/verybi...7594099768007/
http://www.flickr.com/photos/verybig...7594291021687/
http://www.pinterest.com/pinkiee/bot...p-pincushions/