Scientific Anglers invented the contemporary floating fly line more than 50 years ago. Their patented AST and Sharkskin technologies continue to transform and modernize the sport of fly fishing.

Backed by a team of 3M scientists and professional anglers, Scientific Anglers' Dry Tip Technology leverages a unique 3M Microballoon ™ formulation for the absolute highest levels of floatation in their fly lines.

SA's unique SA-ID is an innovative line marking system allowing you to identify your lines at a glance. Wonder if a shooting head is 200 grain or a 300? Just look at the SA ID.