Clenzoil® Field & Range™ is a high quality one-step cleaner, lubricant, and rust preventative for Lock, Stock, and Barrel™. It is effective in removing oils, dirt, copper, lead, and other contaminants. It provides a thin, non-greasy coating that prevents rust, and lubricates all moving parts of fine firearms and sporting equipment. Clenzoil® also nourishes, preserves, and protects wood and leather. It will not harm polymers or other synthetic surfaces. Clenzoil® is great for wood stocks and grips, as well as leather holsters, scabbards, and slings. Not recommended for painted surfaces.