Compatibility: Compatible with Vorwerk Kobold VK200/FP200 Vacuum Cleaners.Contents: 12 x Vacuum Cleaner Bags, 3 x Motor Protection Filters, 18 x Scent Chips , 2 x Brushes.3 Levels of Measurements, 6 Layers Filtration: 1. Protective layer: absorbs a large amount of dirt particles. 2. Sediment layer: electrostatic absorption of very small dust. 3. Separation layer: Filter end dust, protect the bag from dust leakage. After six layers and three levels, it can filter more than 99% dust with a diameter of more than 0.09 microns, which makes the home environment cleaner.High Quality: Each of our filter bags and elements is made of high-quality and environmentally friendly materials, which can effectively guarantee the filtration effect, ensuring that no dust enters the machine and extend the service life of the machine.Warranty: One year warranty and friendly services. Unconditional refund or replacement of the sets if there is any quality problem. If there is any problem in using the sleeves for vorwerk kobold VK200/FP200, customer service is always available for you.