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The stillwater line by which all others are judged. With its distinct 10ft color bands, you'll know exactly when to lift and hold when fishing the...

Some days are calm and the fish are super spooky. You need a line that's capable of pinpoint accuracy at distance, and with delicacy to match. The ...

Heavy crabs into gnarly winds one day, and bonefish patterns into a light breeze the next. When you don't know what to expect, a do-it-all flats li...

HALF-SIZE HEAVY LINE The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to fiv...

HALF-SIZE HEAVY LINE The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to fi...

Designed to cast large, and heavy flies with low-stretch, ultra-slick performance Short, powerful front taper to cast large and heavy flies Low-st...

THE VERY BEST FLATS LINE ON THE MARKET— perfect for bones, perms and poons with low-stretch, ultra-slick performance. Designed to easily cast flie...

The very best flats line on the market— perfect for bones, perms and poons with low-stretch, ultra-slick performance. Conquer the flats with RIO’...

The very best permit line on the market with low-stretch, ultra-slick performance. RIO’s Elite Permit line features an easy casting taper that lo...

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude will shoot farther and last longer than any other...

The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude series will shoot farther and last longer than an...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and e...

Scientific Anglers brand new Amplitude Smooth Series of fly lines combine the slickness and durability of their proprietary AST Plus additive with ...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

Scientific Anglers brand new Amplitude Smooth Infinity fly line is a great general purpose freshwater line. Built a half of size heavy to quickly a...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

The Amplitude Smooth series of lines are, simply put, the highest-performance smooth fly lines in the world. With up to five times less drag and ei...

When you’re knee-deep in a clear jungle stream somewhere in South America, you need the finest tools available in order to chase down the fish of y...

If you had to choose one saltwater fly line for a variety of situations and species, the Mastery Saltwater taper should be a finalist. The versatil...

You’ve got articulated streamers hanging from the lampshade on your desk. You think in terms of black, white, or olive. The term conehead doesn’t r...

The SONAR Saltwater Intermediate fly line features a slow-sinking clear head that cuts through the surface and provides an amazing amount of steal...

With a name like Titan, this line promises big things. Luckily, it does more than deliver. The SONAR Titan Full Intermediate fly line is designed t...

Get this: we took one of our most popular tapers, the Titan, drenched it in various mixtures of tungsten powder, and created a triple-density sinki...