Pattern To Make A Sausage Dog Draught Excluder How Can I Sew A Sausage Dog Draft / Draught Excluder?

How can I sew a sausage dog draft / draught excluder? - pattern to make a sausage dog draught excluder

I have some big project Cath Kidson dog sausage exclusion

http://www.retrotogo.com/2007/10/cath-kidston-do.html

and I was a doing. I found the snake pattern, which say they can be adapted for a dog, but do not tell you how to sew on the head!

Can anyone help?

Thank you!