Now that my silicone coaster mould is cured I'm all set to cast the first Man Cave resin coaster - the gifts my son is giving to his mates for Christmas. Beer bottle caps would have to be THE perfect item to embed in coasters for guys in their early 20s (or maybe any age!). My son has been collecting bottle caps for this project for months and I've been busting to get started on it. So whilst the silicone mould was curing, I began by preparing the bottle caps. I started by filling them with resin. I'm so glad I did this before setting the caps into the resin because a few bubbles got caught around the rubber lining of each cap and it was easier to pop them before they were set into the coaster mould rather than after. It also made them heavy enough so they didn't float to the surface when I filled the mould. As soon as the silicone was cured I was able to start pouring resin into the mould - just a shallow layer to begin with. Once this was at the soft cure stage, ......