K9 Fluoro Fishing line in Hi-Vis yellow. Same great properties as the original K9 Fluoro, but in Hi-Vis. Whether you need help seeing your line, or you like to night fish with LED blacklights-K9 Hi-Vis Fluoro is the answer. Easy to see up top-virtually invisible underwater. K9 Hi-Vis is also the perferred choice of serious crappie fishermen.