Adjustable air deflector?
A small window attached to the cowl (wind shield) on a Harley tourer model? It's something like
My request is to decorate it with leather. 
Here
I dressed up like this 
Very original and luxurious,
The owner who wore it also
this smile 
Whatever it was, I was relieved that you were happy. 
After that, we went out together for a bit. 
This deflector leather specification does not seem to be sold by any manufacturer.
Please be proud of it 
Thank you Mr. G. 