There is no standard of perfection as this is not a breed. Here's a good link for you to check out: http://southernvapoultry.weebly.com/swedish-flower-hens.htmlInteresting. It seems similar to the frizzle x frizzle breeding... How does the cresting breed with them? Can two non crested throw any crested? Is there a breed standard? I have been unable to find this so far.