Best Green Fly Line in 2026

Slightly heavier than standard lines for easy loading

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality.

A good compromise between thinness and the ability to make blind

It’s easier to knot than other brands that are very thin but have too tight a weave for a blind splice loop.

Rio's mainstream series of fly lines have been developed to Meet the overall needs of the average and novice fly Fisher

Every mainstream line undergoes the same rigorous production processes and quality control standards as all Rio fly lines, and is made in rio's Idaho manufacturing facility

All fly lines are made with pride in our Idaho Fall facility

A super-hard, slick finish Oval-Shaped nylon Shooting line, with no memory after being stretched. An extremely low coefficient of friction for long distance casts

An extremely low coefficient of friction for long distance casts

All fly lines are made with pride in our Idaho Fall facility

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

A compact taper design that concentrates the weight at the front of the line to let the rod unload easily

This high-quality floating fly line offers a supple self-lubricating coating that remains memory-free

Mainstream is a great line for instilling the necessary confidence a beginner needs to make a high-pressured

Rio Mainstream Saltwater Fly Line WF9F - Fly Fishing

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

Rio Mainstream Trout WF8F Fly Line - Fly Fishing

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

RIO's Fluoroflex steelhead/salmon leaders are made of 100% fluorocarbon

Each leader has high abrasion resistance, excellent tensile and knot strength and a long butt section that will turn over flies effortlessly.

The leaders are 9ft in length and range from 8lb (0.009") to 20lb (0.015") in size.

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

Rio's mainstream series of fly lines have been developed to Meet the overall needs of the average and novice fly Fisher

Short, powerful front taper for good presentation and turnover

All fly lines are made with pride in our Idaho Fall facility

Rio Mainstream Trout DT4F Fly Line - Fly Fishing

Package length: 0.4 cm

Package width: 13.0 cm

Package height: 13.0 cm

Rio's mainstream series of fly lines have been developed to Meet the overall needs of the average and novice fly Fisher

Short, powerful front taper for good presentation and turnover

All fly lines are made with pride in our Idaho Fall facility

Rio's Tarpon Pro leader takes all the guesswork out of your Tarpon fishing

Designed from years of testing and countless feedback from the best Florida keys guides, our leader is ready to fish out of the package

Simply loop to the end of your line then tie on a fly.  Each leader is 10ft in length, tied with a heavy butt section for wind penetration and turnover

RIO’s traditional Dacron braided backing features high strength and low stretch and is unsurpassed in quality

Good compromise between thinness and the ability to make blind splice loops

Easier to knot than brands that are very thin but have too tight a weave for a blind splice loop

A powerful, interchangeable tip fly line, with ultra-low stretch performance.

A unique mending and handling section at the back end of the head enables anglers to mend effectively and control the way the fly fishes at range

Ultra strong, slim welded loops on both ends of each tip makes for super-fast rigging.

Rio Mainstream Trout WF4F Fly Line - Fly Fishing

An all-purpose, full intermediate sinking and fly line designed for tropical conditions

Each line is built on a medium stiff core, has a hard, tropical coating that will not wilt in the heat, and features welded loops on both ends for easy Rigging

All fly lines are made with pride in our Idaho Fall facility