The Siemens VZ16GALL is a set of 16 vacuum cleaner bags. You'll have enough vacuum cleaner bags for the coming period with this package. The vacuum cleaner bags are suitable for all G-type Bosch and Siemens vacuum cleaners with a bag. Is it time to replace the bag? The bag closes automatically when you replace it. The dust stays in the bag and won't swirl back into the room.