Troutline Tactical Cripple Quill Dun CDC Fly is made for fishing trout and grayling especially for Autumn time. These flies work fantastic well when the river is slow running and fish are picky. The cripple version works when lot of "food" is floating on the water and insects are emerging. They work when the perfect dun insects are not the main food neither the emergers. Spent and cripple insects can be the best solution for those moments!
Very Important: this product cannot be delivered to the USA!