Transporting confections
One option is paper candy cups (or foil if you're feeling fancier). This is how chocolates are "nestled" in place in many candy boxes when there's no pre-molded tray, there's flexibility in the size of candy that can fit in them, and they are pretty widely available. 

Image below is from an Amazon listing. I've also seen them in craft stores and some cooking stores, and there are doubtless lots of internet sources.