It’s a flexible mat that serves as a mold for all kinds of simple little plastic workshop tools. The idea is that when you have some epoxy left over from pouring a finish on a table or laying up ...

Pretty soon he was using silicone rubber to make two-piece, high-quality molds of lenses, good enough to try a few casting shots with epoxy resin. [Zach] ran into a few problems along the way ...

and I made a simple version that only requires basic tools. This project can be as simple or advanced as you like, and it's more about how fun it is to make epoxy resin art. Rory McIlroy reveals ...