These are little pictures/icons you can put into your shop and user lookup. They basicly have the name and a picture of a neopet. They may come in different colours. The codes are underneath the images.
There are also real animals like dogs or horses too.

<img src="http://img121.exs.cx/img121/9990/cyicon.gif" alt="Image Hosted by ImageShack.us" />

<img src="http://img116.exs.cx/img116/7439/cyicon2.gif" alt="Image Hosted by ImageShack.us" />

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