Makes the painting less susceptible to moisture. Composed of colourless, non-yellowing acrylic resin, white spirit, matting agents (silica). Dries in a few hours. Little influence on the degree of gloss. Does not yellow. Water resistant when dry, making the painting less susceptible to moisture. Ready for use, do not thin. Apply in one layer and in one direction. Not suitable for extremely absorbent grounds. Shake before use. Clean brushes with white spirit. Highly flammable.