Mother Mold Making Tutorial How to Make a Support Shell for a Silicone Brush-On Mold

This mold making tutorial video shows how to make a support shell for a brush on silicone mold using Plasti-Paste trowelable plastic. The finished mold can be used for casting resin, wax, foam, and many other materials. Make It Now! with Smooth-On / smoothon / smoothon smoothon ~-~~-~~~-~~-~ Adult Supervision Required Keep Out Of Reach Of Children ~-~~-~~~-~~-~