Any ideas for making a chicken harnesses.

[Buckingham Palace]

Hi. so I would love to walk my chickens and its really hard to shop online and get the right size. And I was wondering if any one has made a harness or have pictures from the top of a chicken In a harness? Thank you.

 

[Buckingham Palace]

would Leather be ok for a harness? im Not sure if it will be breathable enough or not.