️ 100% brand new and high quality ️ Non-toxic, non-corrosive, formaldehyde free ️ Waterproof, repair️ First remove the dust on the damaged wall, loose material such as wall skin, and ensure that the flatness does not fall off. ️ Shake the repairing cream upside down for about 20 seconds, open the lid, apply directly to the wall, and scrape flat with a scraper. ️ If the surface is not smooth after drying and curing, it can be smoothed with sandpaper.