Contains real wood fibers for superior staining, painting and sanding. The wood will break before the bond does. ANSI Type 1 waterproof. Easy to clean-up with water. Best on wood. Color when dry, Beige. Wood glueClamp time 12 hours.For interior or exterior useWaterproof and stainableBonds stronger than woodResists heat, mold and mildewSandable and paintableEasy water cleanup16 ouncesOpen time 10 to 15 minutes before clamping.