Transform any surface with the Rust-Oleum Matte Clear Protective Topcoat 30 Oz. Chalk Paint, providing rich pigmentation and a smooth, even coat. Rust-Oleum Chalked Clear Protective Topcoat enhances any Chalked Ultra Matte paint finish and adds protection to the surface. The clear topcoat can be applied to maintain and enhance any Chalked project.. Whether you're touching up furniture, customizing crafts, or completing a professional project, this paint provides a reliable and high-quality finish.