High Strength Spackling Compound 12 Oz. and Putty Knife, Color Changing, Applies Blue, Dries White, Ideal for Use on Drywall, Plaster, Stoccu and Wood, Easy Interior and Exterior Repairs (CC-SIOC)

3M High Strength Color Changing Wall Repair goes on blue and dries white, helping identify when a repaired surface is dry and ready to be sanded and painted. Eliminates the guesswork and reduces the chance of errors. Its ready-to-use formula dries quickly and provides professional-looking repairs.