Pre-Tied Loop Fly Fishing Tapered Leader Nylon Clear Trout Freshwater Saltwater Bonefish Permit Bass Salmon Steelhead 7.5FT 9FT 10FT 12FT 15FT 0X 1X 2X 3X 4X 5X 6X 7X. Precisely tapered with a stiff butt and delicate, supple tip for positive turnovers and drag-free drifts, each leader is treated with special additives to reduce glare and improve its wet knot strength.