Krud Kutter, QT, Brush Wash, Works On Oil, Latex, Enamel, Varnish, Lacquer, Shellac & Polyurethane, Cleans & Reconditions Synthetic Bristle Brushes & Roller Covers, A Safe Alternative To Toxic Solvents, Non-Flammable, Water Based, Earth Friendly Formula, No Harmful Vapors.