These vacuum cleaner bags are specially designed for Karcher vacuum cleaners and fit all vacuum cleaner bags 100% compatible with Karcher WD4, WD5, WD6, WD4P, WD5P, WD6P models. Fits Karcher MV4, MV5 and MV6, suitable for Karcher WD4, WD5, WD5/P wet and dry vacuum cleaners. Unlike the original material, Leadaybetter vacuum bag for Karcher WD5 is made of thicker non-woven material to ensure greater durability. Will not be punctured by sharp objects inside and will not leak. These Karcher filter bags can be washed and reused. We recommend replacing Karcher WD5 bags every 2-3 months. This maintains the cleaning performance of the Kärcher filter and reduces the ingress of dust, pollen and other allergens into the breathing air. Contains 12 vacuum bags for Karcher WD4 WD5 WD6.