The Artist Acrylics range of Extra Fine auxiliaries allows for the further expansion of creative possibilities when painting with Acrylic paints. The mediums, gels and varnishes of this range are recognized for their high transparency and non-yellowing properties as well as for a very good suppleness and flexibility of the film. They can be mixed with all extra fine and fine colours or with acrylic inks. The Heavy Modeling paste is an opaque paste with a heavy texture for relief works and impasto. It is applied with a painting knife and is mixed with the colour when moist. It retains the imprint of the tool and can be sculpted and painted when dry. It perfectly retains its volume and does not crack. Matt finish. Conforms to ASTM D-4236.