Bostik Ready Mixed Patching Plaster is a repair plaster that's ready to use straight from the bucket and saves the time and effort of mixing plaster. Ideal for patching, repairing cracks or dents and smoothing uneven plasterwork before decorating. Dries white and gives a smooth, high-quality finish that's ready for decoration and can be sanded and overpainted after 24 hours. Does not shrink, sag or crack and is suitable for internal walls and ceilings.