These flies have been tested over and over not just by me but by my friends and customers. This is literally all you need to have an awesome day. The package consists of a "how to" sent via email and 27 that have produced pretty big rainbow trout. This package consists of 3 Hoot's Tungsten Jig Pig-Size 16 Color Orange ,3 Hoot's Tungsten Jig Pig-Size 14 Color bedspread yellow/red, 3 Hoot's River Juan-Size 12 Color Red, 3 Roo's Crackleback-Size 10 Color Holo Blue, 3 Jig Pig XL pink, 3 Roo's Crackleback-Size 10 Color Root Beer, 3 Roo's Eggstasy size 12 ham and cheese, 3 Devin's debacle, 3 Hoot's Egg Sucker size 10 olive, 3 Prince Roo size 14 peacock color. These have all been tested and proven. Hand tied here in Lebanon, Missouri.