Natural absorbent material used to dry soaked fly patterns. The best way to revive CDC fly patterns, Amadou has amazing fly drying qualities and is a natural product derived from horse's hoof fungus (Fomes formentarius). Simply squeeze your drowned dry fly inbetween the Amadou patch and all the moisture is sucked out. You are now ready for action. Not just for CDC flies, the Amadou Fly Dryer will also dry larger flies and prepare the fly to be redressed with floatant. Leather cover protects the Amadou. 2" X 3".