The resin parts are superbly cast, with crisp details and engraved panel line details. There are no visible airholes in my parts. All parts are still attached to their pour plugs which is the only cleanup required as my parts have no flash. The instructions suggest drilling a hole in the base of the main missile part to accomodate the engine nozzle part's plug. The instruction sheet consists of a short program history, exploded assembly drawings and a painting guide.