Knead-a-Mold, from Townsend Atelier for DIY silicone rubber molds that set in less than 10 minutes. The final mold can be used in the oven (for polymer clay) and is food safe as well! Use to make soap?
Easiest Way to Make Edible Candy Shot Glasses - Use Candy Melts candy colors to make these Rainbow Candy Shot Glasses. Fill with layers of melted candy in alternating colors. Let it harden, and just “pop” them right out of the flexible silicone mold.