Sandtastik® Rappit Plaster Cloth Essential Casting Material Rappit Plaster Cloth is cotton coated with plaster of paris, a staple material in the art of casting and mold making. Once activated with water, plaster sets in just 5 minutes. Useful for a variety of applications: body casting, face casting, mask making, casting forms, sculpture/modeling, mold making, and so on. https://www.sandtastik.com/plaster-casting/rappit-plaster-cloth See project instructions: https://www.sandtastik.com/easy-elv