Brita filters to reduce the harshness of your water ideal for areas with hard water easily filters your water for smooth purified results cheaper and more ethical than bottled water for use with a brita water filter jug maxtra cartridge reduces lime scale chlorine and other impurities fits all brita maxtra jugs partner kettles and tassimo machines cartridge replacement 4 weeks100 l using hard water 100 recyclable and convenient ring pull handle for easy exchange packaging may vary