Humboldt Hands is an aggressive heavy-duty hand cleaner, a moisturizing alternative to drying pumice soaps. This natural soap for working hands is made of farm-fresh goat milk, coconut, almond, olive, and palm kernel oils, with shea butter. The aggressive scrub is from a cosmetic-grade ground walnut shell. Humboldt Hands is tough on grease, grime, tree sap, barn muck, and plant resins. Humboldt Hands is a great-smelling, aggressive cleaning bar soap that works. A favorite for mechanics, carpenters, painters, farmers, fishers, and gardeners.