Everything about modern flyfishing is fast; between fast rods, fast-shooting heads, fast-drying UV resin, and even premade wings, legs and tails. This might be why spun-hair bass bugs aren't commonplace in today's fly boxes: everything about them is slow. They might look like works of art, but spun-hair flies are secret weapons of many anglers, and they can bring some serious mojo to your bass, pike, and trout game.