Winsor & Newton touch-up varnish is a clear liquid varnish that when drying, forms a non yellowing lustrous film. It provides temporary protection to oil paints recently completed. Winsor & Newton touch-up varnish also allows juxtaposition of fresh colors on top of older layers. It eliminates mat zones from canvases being completed. Drying: approximately 15 minutes. Practical information: Shake before use. Made from acrylic and polymeric plastic resin which guarantees the possibility of restoration. Keep away from flames. Contains Stoddard solvent and turpentine.