Our wall repair plaster contains pure benzene emulsion, cellulose. It can be applied to wall nail hole repair, wall stripping repair, wall peeling repair, greatly saving your energy. Its use method is very simple: 1. Polish the base surface with sandpaper, clean the dust on the base surface, 2. Squeeze the wall patch paste onto the wall and apply it evenly with the provided scraper, 3. This can be repeated 2-3 times until the defect is gone, 4. When dry, sand again with sandpaper. And it makes the walls stronger.