Because ComposiMold mold making materials are re-usable, you can make dozens of molds with the same mold making material. Both ComposiMold and ImPRESSive Remold Putty are Re-Usable Mold Making Materials. Just re-melt to re-use! You will find it to be a very freeing feeling to not have to worry about wasting your mold making material. You can make molds anytime you want: use a little or a lot. Beginners will be able to experiment without wasting money. Experienced mold makers will be able to make dozens of molds any time they want. 1 Part, eco-friendly mold making material. Make molds of almost anything! Unlike silicone molds, latex molds, or other rubber molds, ComposiMold and ImPRESSive Putty moulds are re-meltable and re-usable. Make unique re-usable molds without the worry of making mistakes! When finished you can keep your mold, or make something else-it's your choice!