How To Make a Breakaway Glass Bottle Prop

After 1 hour, the wax will have completely cooled and the cardboard support can be removed from around the rubber mold.

Carefully remove the wax skin casting of the bottle from the mold. Remove residual wax flashing with a razor knife.

Heat the bottom of the wax using a propane torch. This will result in a smooth bottom on the hollow wax casting.