Clean the area: Wash and dry the scratched spot thoroughly to remove dirt, wax, or grease.Prep the scratch: Remove any loose rust or flaking paint, and lightly sand the area if needed.Shake the pen: Shake the paint pen well for about 20 to 30 seconds to mix the color evenly.Apply the paint: Use the fine needle tip or brush applicator to carefully fill in the scratch without overflowing onto the healthy paint.Let it dry: Allow the paint to dry completely (usually a few hours) before exposing the car to moisture or washing.Pro Mending Scratch Repair Paint Pen - Clear Fix It Pro for Car Scratches (black)