Celluclay Instant Paper Mache - Simply add water. Needs no firing; air dries. Completely nontoxic. Adheres to almost any surface. Versatile - can be sanded, sawed, and nailed.Celluclay is a low cost, recycled paper medium which mixes easily and molds quickly. It can be sanded, sawed, nailed and water proofed. Wet Celluclay can be added to areas already dried . And any unused mixed Celluclay can be stored for several days in a sealed plastic bag in the refrigerator. Celluclay adheres to almost any surface and can be combined with a variety of materials. Celluclay requires no special tools for working. (simple sculpting tools include plastic knife, fork, stirrer, toothpicks, cookie cutters, etc.)Celluclay products carry the ACMI's - AP Non-toxic certification.Celluclay, 5-lb. package, gray