This decoupage essential is fast-drying, typically drying to the touch in about 15 to 20 minutes, depending on layer thickness and humidity. You may notice it changes from milky white to clear as it sets. It’s best to let it dry completely before handling your project or adding additional layers to ensure a smooth, durable finish. Mod Podge requires approximately 28 days to fully cure. During this time, it’s best to limit heavy handling and avoid exposure to water to allow the finish to set properly. Drying and curing times may vary depending on humidity, temperature, and the thickness of the application.