Well I don't want to be "that guy" and say that Fallout 3 is one of my favorite games of all time. But Fallout 3 is one of my favorite games of all time. Hell, I even love Fallout: New Vegas, so it's pretty much a no-brainer that I'm getting all of these amazing Vault Boy bobble heads. They were the only sane beacon of hope in other wise a soul crushing wasteland. FUN!
You can get them too! Over at Think Geek and the Bethesda store. There also a 7" that cost a little more,
Each figurine stands 5″ tall including the base and is made of PVC.