General description The vhbw set includes 8 flat-fold filters designed for handheld, battery-powered vacuum cleaners. These precision-fit filters ensure easy removal and exchange, creating a dust-free environment that is ideal for allergy sufferers. These high-quality filters have a high dust-holding capacity, allowing your vacuum cleaner to capture and retain dust more efficiently. They provide excellent filtration and optimal air permeability. The filters are washable and reusable, making them a sustainable choice. It is recommended to replace the filters every 6 months for optimal performance. Technical specifications Diameter: 6.9 cm Height: 9.8 cm Weight of each filter: 41 g Material: plastic / paper Form: device-specific Colour: grey / white Washable: Yes Compatibility and accessories Compatible with: Grundig GMS2550, Invictus One 1 Replacement for: 9178008590 Usage Replace filters when they no longer clean effectively, typically every 6 months.