High-Quality Materials：Made from high-quality polyester material, it is designed to withstand the rigors of fly fishing, ensuring that you have the strength and durability needed to bring in those hard-fighting fish. Polyester material is also not easy to soak in water, meaning you won't have to worry about waterlogging or reduced performance over time.

Superior Strength: Available in 20LB and 30LB.20 LB is good for trout, bass, and most freshwater fishing.30LB is good for salmon/saltwater/pike fishing or where the extra bulk is needed to help fill a large reel.

Soft and Low coefficient of friction：easy knotting in mind,won't damage your favorite fly rod guides when using. making it the perfect choice for anglers of all skill levels.

With 100 yards of backing on each spool, you'll have plenty of line to fill up your fly reel and get ready for your next big catch. The bright and bold colors of backing make it easy to see and track your line, giving you the confidence and control needed to make precise casts and hook your next trophy fish.

Colorful Options: With vibrant colors of orange, green,blue,purple and yellow to choose from, our fly backing line makes it easy to see and track your line, even in low-light conditions. This makes it easier to make precise casts and hook your next trophy fish.