It is effective in removing and repelling oils, dirt, old grease, and other contaminants. It provides a thin, non-greasy coating that prevents rust and lubricates all parts of fishing reels, locks, latches, and hinges. Clenzoil also nourishes, preserves, and protects wood accents on boats and rods. It will not harm synthetic surfaces, foam or cork handles, or any other part of the rod or reel.