4 oz. of cleaner that mixes with a gallon of water to prepare upholstery for use with S-CCOLORBOND-BLK. Successfully painting your leather or plastic requires careful paint prep and ColorBond's Prep Cleaner is one product you should have. A Liquid non-solvent, aqueous-based cleaner, Prep Cleaner removes dirt, grime and oil when readying surfaces for paint. Great for everything from leather to soft plastics, it's been engineered to remove compounds and releasing agents that typically spoil most paint jobs. When it's time for leather or plastic paint prep, ColorBond Prep Cleaner will leave you with a clean surface ready for paint. Recommended for use before the application of all ColorBond products.