This Heavy Body Acrylic Classic Paint Set by Liquitex are their highest viscosity professional acrylics and it offers the perfect introduction to the Liquitex range of Professional Heavy Body Acrylic. These paints have a wide variety of features that allow for quality and durability. The paint is thick and holds knife marks and brush strokes, adding layers and a uniqueness to your work. These paints are lightfast meaning that they will stay refreshed over time and not fade as a result of exposure to light. In addition to this, the paints are also archival quality, allowing your paint to remain fresh as it prevents the paints from darkening or yellowing when drying.