Don't waste precious time tying a difficult nail knot when you could be fishing. These easy-to-use braided monofilament loops attach to your fly line, allowing you to quickly attach a leader. A loop-to-loop line to leader connection is essential when using a tapered leader. The orange loops are highly visible and work great when nymphing. 3 pack. Don't waste precious time tying a difficult nail knot when you could be fishing. These easy-to-use braided monofilament loops attach to your fly line, allowing you to quickly attach a leader. A loop-to-loop line to leader connection is essential when