The Mosquito is one of the essential dry flies of all time for trout fishing. This classic favorite dry fishing fly is perhaps one of the best mayfly Excellent trout, bass or panfish flies. Realistic flying aquatic insect. Set of 6 fishing flies Hook Size 14. Hand tied with quality materials. Excellent high mountain lakes and still water fishing fly pattern. This classic favorite dry fishing fly is perhaps one of the best mayfly and general flying aquatic insect imitations ever tied, and is a perfect searching fly pattern.