Dubbing is a technique used in fly tying to create the body of a fly. It involves applying fine, natural or synthetic fibers to the fly's hook. These fibers are twisted or spun around the thread, creating a lifelike texture and appearance. Dubbing can mimic various aquatic insects, making the fly more attractive to fish. It allows for customization in color, size, and shape, enhancing the fly's effectiveness. This technique is essential for crafting realistic and versatile flies, essential for successful fly fishing.