Loon(TM) - Royal Gel(TM) Premium Fly Floatant. (Pronounced "ahh kwel"). A slightly more viscous gel floatant with a little extra sparkle.A gel floatant that adds a little shimmer to flies. It is silicone based and won&&';;t leave any slick on the surface, while adding an iridescent reflection that mimics clear wings. Dry fly gel floatant Adds sparkle to mimic clear winged insects Temperature stable Silicon based Will not leave oil slick on water 1/2 oz