(2) Kirby Part#197394 - Genuine Kirby Vacuum Bags 2X 9 Bags per Package (Total of 18 Bags) Fits: Sentria&reg; (units built prior to 2009), Ultimate G Diamond Edition&reg;, Ultimate G series&reg;, GSix&reg;, G5&reg;, G4&reg; and Generation 3&reg; Fits: Sentria (Units Built Prior to 2009) Fits: Ultimate G Diamond Edition and Ultimate G series Fits: GSix, G5, G4 and Generation 3 Kirby's Economical Paper Filter Bags