ALLPRO AP Lite Light Weight Spackling is and indoor/outdoor spackling suitable for finishing and filling nail holes and dents on baseboards, ceilings and wall cracks. It is easy to apply, tool, and sand. Sandable after 2-4 hours; paintable with latex paint within 5 minutes and with oil-based paints within one hour. Exterior applications must be painted. Easy soap and water clean up of tools.