These brill cords are tied to the hook by winding and are mainly used to tie streamer. Thanks to their properties, they reflect the light very well, creating flashes and glare that can arouse the curiosity of big predators. This kind of material has proved to be very effective especially in lake and sea fishing.
There are 3 sizes: short, medium and long. It is up to you to choose the right size according to the size of the artificial fly you want to tie.