The name Børstemark is Norwegian for beach worm. This fly is made og angora goat which is a slightly translucent material like seals fur that soak up water well and sinks fast. The fly features a black nickel brass bead for creating the attractive diving motion these critters has. The fly has reinforcement of soft multifilament and you can easily change the hook if desired as it is looped in the back end.
Beachworms are vey important food for sea trout in january to april in saltwater environments. However this fly measuring 7cm is also a great imitation of many leeches found in freswater too.