Scientific Anglers Air Cel Fly Line Kit - The Air Cel Kit has everything you will need to get started for a day on the water. The kit includes an Air Cel WF floating fly line, 20lb backing, and a 9 Absolute Trout Leader. Includes Air Cel WF Floating fly line, 100yds of orange 20lb. Dacron backing, and a 9ft Absolute Trout Leader. The original modern floating fly line Dependable flotation and durability Raised bump in handling section to indicate the ideal place to begin the cast Mid-length head for general fishing situations