PFC Earth and Pine were developed to lubricate and protect your firearms, bows, tree stands, and other hunting equipment in some of the harshest conditions your will ever face. PFC Earth and Pine outdoor oil and gun rags utilize an advanced non-toxic, solvent free, lanolin based formula. Originally designed for use as an automotive undercoating in extremely corrosive environments, PFC Earth and Pine, adds an Earth or Pine cover scent to an already proven formula used by thousands.