Marketed as a GT fly, This fly istied on a 6/0 hook that will hold up to the hardest pulling saltwater species. This fly will work for Roosters, Jacks, Cuberas, Tuna, and just about anything else out there looking to eat a 6″ baitfish. This my is more tan on top than the picture suggest. It is a great fly for the Tropics as well as Stripers and Blues up North.