The Filson Oil Finish Wax 3.5 Fl. Oz. is a paraffin-based wax that affords added durability and water resistance to your favorite waxed canvas gear. Simply apply an even layer of wax over your oil finish garment then use a heat gun or blow dryer to warm the wax so it absorbs into the cloth. FeaturesApply whenever necessary to boost fabric propertiesEasy-to-use oil includes instructions for reproofing