Silicone Mold 11.8x10.5 cm Coaster Extra Sturdy Heart

Silicone mold designed for casting an extra sturdy heart coaster. The mold is flexible and perfect for use with Jesmonite, epoxy resin, and more.

Required Jesmonite AC100 to make the mold: 30ml liquid + 75g base
Required Jesmonite micro concrete to make the mold: 20ml liquid + 100g base