Plasterskim is more than just ready mixed crack filler; it is the ultimate and only product you would need to prepare your walls and other surfaces before you paint. <br /> <br /> Plasterskim is conveniently premixed and replaces the need for crack-fillers, gypsum plaster, plaster primers and undercoats. <br /> <br /> Plasterskim fills cracks, other imperfections and the texture of the surface, leaving behind a perfect finish to fully appreciate velvet or sheen paints