Hoppe's No. 9 Dri-Lube, 4 oz. Aerosol Can Reduces friction on metal and bearing surfaces Contains no sticky oils or silicone Will not attract dust and dirt Evaporates in seconds Leaves a dry lubricating film Reduces friction on metal and bearing surfaces without sticky oils or silicones Doesn't attract dust Evaporates in seconds, leaving a dry lubricating film Includes one 4 oz. aerosol can