Best Sellers

Built with a proven taper and thin, hard monofilament core, which transfers energy better and reduces line sag. Designed for modern nymphing techni...

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...

Double-taper fly lines may not be the most versatile of the bunch, but they’re very good at what they’re designed to do: delicate work at shorter d...

Designed For Fast-Action Fly Rods, With Low Stretch, Ultra-Slick Performance. A full line size heavier to easily load fast rods Front loaded, s...

If you’re anything like us, the allure of big fish and big rivers is intoxicating. That’s precisely why we created the Anadro fly line. Designed wi...

Super-thin, strong and sensitive braided core. Ultra-thin diameter launches your flies with precision. Designed for modern nymphing techniques. - M...

RIO’s Technical Euro Nymph line has all the assets for the modern nymph angler. Built on a monofilament core that creates a stiff, slick line for q...

PRO Trout Textured Fly Lines offer increased surface area, allowing the line to sit higher in the water, offering less drag, easier mending, less w...

Let’s be honest. No one will ever turn down a little extra help with their cast. Luckily, the Frequency Boost, built a half-size heavy, provides ju...

Specifically designed for the demands of the bass fly fisher. RIO's Smallmouth line has been specifically designed to meet the demands of the moder...

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...

Easy Casting All-Around Trout Line With Ultra-Slick Performance. Easy casting taper design for great all-around performance Shorter head length...

Specifically designed for the demands of the steelhead and salmon fly fisher RIO’s InTouch Salmo/Steelhead line has been specifically designed to m...

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...

Designed To Cast Large, And Heavy Flies With Low-Stretch, Ultra-Slick Performance Short, powerful front taper to cast large and heavy flies Low...

TWO SIZE HEAVY LINE The first series of lines to feature the revolutionary AST PLUS slickness additive, the Amplitude series will shoot farther and...

POWERFUL TAPER FOR CASTING HEAVY INDICATOR RIGS    Designed with the Great Lakes anadromous angler in mind the Great Lakes Switch line has an aggre...

Targeted to the overall needs of the average fly fisher. RIO’s Mainstream series of fly lines have been developed to meet the overall needs of the ...

PRO Textured Power Taper Fly Lines offer increased surface area, allowing the line to sit higher in the water, offering less drag, easier mending, ...

THE ULTIMATE LINE FOR TARGETING SMALLMOUTH BASS WITH PRECISION AND ACCURACY. Powerful front taper to easily cast typical bass flies Long handling ...

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

Designed For Slower Action Rods - Especially Bamboo, Glass And “Classic” Action Graphite Rods, With Ultra-Slick Performance Short front taper a...

Targeted to the overall needs of the average fly fisher. RIO’s Mainstream bass fly lines have been developed to meet the overall needs of the avera...