Careful not to rub up against any walls in your crayon rings; unless of course you're not a fan of your in-laws and need a colorful accessory for a family holiday gathering.
It's tiny, it's wearable and although it looks real I might not want to eat polymer clay!
Available at: Shapeways http://www.shapeways.com/model/149334/giraffe_ring.html?gid=ug2007 ($20)
A cat drawn with cat hair on jewelry? Good thing I'm not allergic!