https://www.youtube.com/watch?v=4E-OBxeqVbs The RS2 is a proven pattern. Time after time it fools picky fish. Luckily for fly tiers, it isn't too tough of a fly to tie. Perfect fly to imitate emerging baetis ascending to the surface. Materials: Hook: Tiemco 101 or Daiichi 1110 Size 16-24 Thread: Tiemco 16/0 Tail: Hareline Mayfly Tails (Micro Fibbets) Abdomen/Thorax: Beaver Dubbing Wing: Web from saddle hackle or partridge Happy Tying