SFLD. SNOWBEE FLY-LINE DEGREASER Snowbee Fly Line Degreaser - stop your Intermediate and sinking fly lines 'hanging' in the surface film Snowbee Fly Line Degreaser is the only known silicone solvent which effectively removes all traces of silicone or grease from the fly line, allowing it to cut quickly through the surface film and fish as the fly line was designed to do.