The Flex Seal Liquid Rubber Sealant Coating is a fast-drying, moisture-resistant sealant that stops leaks quickly, whether it’s wet or dry. This 5 oz. bottle comes in a black color and is designed for both exterior and interior use. It is alcohol-free and made with rubber base material, making it suitable for various surfaces such as concrete, fabric, glass, masonry, plastic, rubber, and vinyl. The product is easy to apply with an aerosol application method and is specifically formulated for rubberized coatings and dips.