3M advanced finishing glaze is a 2-component, self-leveling putty designed for use as a "skin coat" over body fillers to fill pinholes, sand scratches, low areas and other imperfections. Our finishing glaze adheres well to steel, aluminum, SMC, fiberglass and OEM paint. 3M advanced finishing glaze is ideal as a final step over filler to provide a smooth surface for priming. Our stain resistant glaze minimizes staining of base coat and clear coat paint systems. This 3M glaze is vacuum processed to reduce the chance of pinholes from occurring. Its flowable consistency delivers a smooth application on large areas. This product is 2-component system consisting of glaze and hardener. It cures tack free.