The Permatex Ultra Black RTV Silicone Gasket Maker is a high-quality product made in the United States, providing maximum oil resistance for automotive gasket making needs. With a convenient pack of 1 containing 9.5 oz of product, this gasket maker is ideal for sealing and creating durable gaskets for a variety of automotive applications. The ultra black color and specific manufacturer part number ensure you are getting the genuine Permatex product you can trust for your projects.