Gorilla All Purpose Wood Filler is the go-to product for strong, durable repairs on cracks, gouges and holes. The unique formula is easy to spread allowing for a smooth, natural finish. Its high performance stainability, paintability, and sandability provides you with a professional looking finished project!Features & Benefits:•Strong & Durable Repairs on Cracks, Gouges and Holes•Smooth Natural Finish: Easy to Spread•High Performance Stainability & Paintability•Shrink & Crack Resistant•Anchors Nails & Screws•Sandable - Works with High Speed Sanders•Interior/ Exterior*•Water Resistant*•Moldable•Tight-lock container for long shelf life and reusabilityPREPARATION: Clean and dry surface of dirt, dust and foreign material. Surface, filler & air temp should be above 40°. Mix gently before use.FILLING: Apply to area with putty knife. Remove excess. Large/deep holes may need an extra filling.SANDING: Allow to dry approx. 1 hour for shallow fills & 2-6 hours for deeper holes. Use medium sandpaper.FINISHING: Before filling, test stain on scrap wood with filler. May be painted with latex or oil based paintsCLEAN-UP: Remove all excess residue with a damp cloth before the filler dries. Use soap and water to clean hands and tools before material dries. Reseal tightly with cap after each use.*For outdoor use, coat with exterior paint. Not recommended for continuous water submersion.