Normally, it swims with a flapping action to imitate a flatfish juvenile, but by cutting the tail in the middle, it changes to a fluttering action to imitate crustacean baitfish! Because the body is symmetrical, the hook can be attached either vertically or horizontally! When attached vertically, it imitates baitfish such as ponyfish and horse mackerel, and when attached horizontally, it imitates a flatfish juvenile!