Pure gum damar processed by a special Grumbacher method. Clear and transparent. A high gloss final varnish that deepens and enriches artists" dry oil paintings. Protects oil paintings from dirt, moisture and scuffing. Transparent, quick-drying and permanent. When properly used it will not "bloom", or cloud with age. Can be easily removed with paint thinner or other mild solvents. Apply when painting is thoroughly dry (6-12 months).