Sage ESN 10' 2 weight - Second HandThe 2100 4 ESN was built around more intimate water, light flies, and smaller fish. A wonderful choice for creeking and when presentation is paramount. Sage ESN was designed specifically for European style nymphing techniques developed to maximize catch rates. Built with a KonneticHD backbone, the ESN allows anglers to experience unmatched blank recovery, increased sensitivity, reduced weight in hand, and superior shock absorption to better hold fish.