As a floatant, Loon Dust keeps flies riding high and adds sparkle attractor. It can also be used to give nymphs a realistic air bubble effect. Included is an easy to use brush applicator. Great for CDC! As a floatant, Loon Dust keeps flies riding high and adds sparkle attractor. It can also be used to give nymphs a realistic air bubble effect. Included is an easy to use brush applicator. Great for CDC! Powder floatantEasy to use applicator brushPerfect for CDCGives nymphs air bubble effectWork into fly line to increase floatation