Our waterproof adhesive contains sodium lignosulfonate, dibutyl ester, and sodium chloride. It can be used in various environments, providing long-lasting bonding effect and quick drying. It dries quickly after application and ensures quick completion. It is compatible with various materials such as metal, plastic, and wood. The bonding is firm and does not easily come off. The application method is very simple: Before use, clean the base surface to ensure it is dry. Use a brush to apply this product directly to the surface, fill the joints, and repeat the brushing 2-3 times to allow the product to penetrate into the base. Wait for it to dry. It also has strong adhesion, stable and long-lasting performance, quick drying, high efficiency, and wide applicability. The formula is safe and worry-free.