Wilko Textured Walls and Ceilings Paint 2.5L dries to a tough, flexible finish that\'s perfect for covering hairline cracks and surface defects on interior walls. Specially developed to give a strong, textured finish to internal walls. It\'s also washable to give a clean, long-lasting finish and is touch dry in 2-4 hours. The contents of this can will cover approximately 20 square metres* which is about the same width as 4 small sofas. (*Approximate coverage depends on the surface of your walls, see the back of can for more details).