It is important to protect any painting with a finishing varnish. Interactive dries without a “plastic” look. The paint has very low sheen with high colour saturation. Chroma Solvent Finishing Varnishes are designed to protect finished paintings. Chroma Invisible Solvent Finishing Varnish maintains the low sheen look, or Chroma Satin Solvent or Gloss Solvent Finishing Varnishes can be used for a more oil paint like look. Varnishing. It is important to protect any painting with a finishing varnish. Atelier Interactive colours dry very strong and saturated with a low satin finish which can be further enhanced with varnishing and to increase the sheen level. Chroma Satin or Gloss Solvent Finishing Varnishes will give your painting both protection and added sheen. Your painting will never have the “plastic look” that many artists dislike about acrylics and varnishing gives the same surface quality as a varnished oil painting Are water based, non-toxic, self-leveling and can be used either as a medium to change the sheen levels of acrylic paints or as an over-varnish for acrylic painting. Provide a non-tacky protective coating. Atelier Matte, Satin and Gloss Medium & Varnish are creamy, mid-viscosity products made from hard acrylic emulsion. They are non-removable, however they can be overpainted.