My dd bought disney crocs from one of the parks and i seen them in dtd as well. I bought a pair croc cleos i never thought i was a croc person until i saw how dd never complained and wore hers constantly.
Mine are more like sandals!
Heres a piccy http://www.crocshoes.co.uk/products.php?cat=48&category=22
They seem to sell them everywhere, but not in the saratoga shop.
If you have an annual pass you get 10% off everything at the world of disney shop in downtown disney so if you plan to go there wait and get them there.