Jo Sonjas offer all of the characteristics of a professional paint range for artists serious about their work and are made from only the finest quality pure pigments. All colours in the range are lightfast and guarantee against colour fade. Background colours are formulated specially for one coat backgrounding and are intended for all decorative and fine art applications. Use as a sealer for wood, paper, canvas, etc. Excellent as a substitute for sealing stretched canvases too. Use straight from the jar as a background colour or combine with other Jo Sonjas colours for dramatic effects.