This fly is one of my favorite dry flies when fishing for big grayling and trout in September, October and November.

Materials:

Hook: Maruto Dohitomi D04 in size #20-22

Thread: UTC 70Denier olive and yellow

Body: thread

Tail: Coq de Leon Indio Claro

Wing: Trout Line ultra selected CDC grey or khaki 

Another big trout:

Raining with ice: