LanoCoter Prop & Bottom is an economical and very effective marine foul release coating. Produced by boaters for boaters, it is a well tested marine foul release based on lanolin and other biodegradable additives. - When applied according to directions to metal props and running gear, it can provide up to six months, or more in some cases, protection from the growth of algae, sea grass, and a wide variety of worms, corals and barnacles. Application can be accomplished either with the boat on land or in the water. The surfaces should be clean as they would be for applying bottom paint.