No Idea

Come on lads, if we can't tell what they're meant to be they're already headed halfway towardsan hiding...

Is this some sort of shite cowboy vibe..? Maybe 1920's gangsters..? We're left assuming those black marks on their shirt are supposed to be bullet holes..? There's a distinct lack of blood for that to be true though... What claret there is, is minimal & closer to Ribena, if anything.