J:son Mayfly Dun 3 Sulphur #18 anatomical fly wings tied on a size #18

tied on a size #18 hook

N3: Fits hook size 10-12 (Optimized for size 12-14)

and colours

it strikes the perfect balance between visibility and a delicate profile

organic profile that mimics the natural tones of many smaller stonefly species

J:son Mayfly Dun 3 Sulphur #18 anatomical fly wings tied on a size #18The Mayfly Dun: The Moment of Truth (The Crucial Stage) The stage of the newly hatched adult Mayfly is called the Dun. This is arguably the most critical phase for the fly angler. Depending on surrounding circumstances such as temperature, wind, and weather, the time it takes before the Dun is able to fly away from the surface will vary. These newly hatched Mayflies are often an easy and vulnerable target for the fish, and many will end up in Mr.