F-C TOP-FLY GEL "Dry-Fly Floatant" A favorite for over 25-years! Still the pure silicone-gel that won't melt till 450-degrees or freeze till 70-below zero. Dab a tiny bit on your finger. Rub finger tips together. Pull hackle fibers thru fingers. Also the finest lubricant available for reels and fine sporting guns. Comes in a convenient polycon container.