Learn how ComposiMold can be used as a backing material. ComposiMold is re-usable, once you are done with your mold ComposiMold can be remelted to make a new mold. The video starts with mixing and brushing on the body safe silicone. Followed by pouring the ComposiMold around the silicone mold. Then mixing and pouring the resin, and finally observing the casting.