I defy anyone to look at this picture and not admit that Callista Model has a perfect ass! I mean this blonde is stunning in every respect, her body is tight and extremely toned. In fact I would go as far as saying she is flawless! Her butt is really beyond beautiful, the word perfection doesn’t even come close to describing what Callista has in the Trunk. In fact I don’t think there actually is a word that comes close to putting it in context.