RIO Fly Line Backing Dacron 20lbs 100yds - Light Blue 

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

PRODUCT FEATURES

A good compromise between thinness and the ability to make blind splice loops.

It's easier to knot than other brands that are very thin but have too tight a weave for a blind splice loop. A HIGH QUALITY, SUPER SMOOTH BRAID that is 100% reliable.

Length: 100yds
Size: 20lb
Color: Light Blue