The strongest glue on the planet Earth! All-purpose waterproof glue can be used indoors or out. Bonds to wood, stone, metal, ceramic and more. Gorilla Glue cures with exposure to moisture in the wood and atmosphere; it is stainable and self-spreading. It bonds exotic and common woods, as well as ceramics, plastic, metals, stone, and much more. 100% waterproof, solvent-free, and environmentally friendly. 4 oz. bottle