Scientific Anglers fly line backing is extremely thin has a low coefficient of friction high abrasion resistance is colorfast and has high visibility. Fly line backing is what goes on your fly reel before the fly line itself. Usually 100 to 300 yards of backing is used but check with your fly reel manufacturer for the rmended amount specific to your fly reel.
RIO® Dacron Backing 247m/30lb, RIO Backing - Fly and Flies
Fly Line Backing: What it is and How Much You Need
Scientific Anglers Specialty Colored Dacron Fly Line
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Scientific Anglers Dacron Backing 20 lbs
Cortland Micron is the standard by which all fly line backing has been judged for more than 50 years. World famous for its tight round braid smooth low-friction finish and stretch-resistant performance Micron is manufactured from premium Dacron fibers. Unlike looser flat braids Micron comes with zero twist is virtually tangle-free and knots perfectly every time. Ask any fly angler who sees their backing more than most and they'll tell you they use Micron every time.
Cortland Micron Fly Line Backing, Orange, Size: 20 lbs
Backing Dacron
Backing - Fly Fishing , Huge tackle dealer
Scientific Anglers fly line backing is extremely thin has a low coefficient of friction high abrasion resistance is colorfast and has high visibility. Fly line backing is what goes on your fly reel before the fly line itself. Usually 100 to 300 yards of backing is used but check with your fly reel manufacturer for the rmended amount specific to your fly reel.
Scientific Anglers Dacron Backing Blue / 250yd / 30lb