Campbell's® Latherking® Cleaner Solution helps make good, rich lather for the Latherking® hot lather machine. This solution keeps the lather dispenser clean, frees sluggish parts, clears-clogged passages, and helps prevent soap deposits from building up. Ideal for hard water areas. Cleaner may also be used to clean the machine by adding 2 to 4 caps of cleaner to soap cup, adding warm water, and running the machine.