Description 100% Compatible - These Karcher vacuum cleaner bags are designed for Karcher vacuum cleaners, suitable for any filter kit 100% compatible with Karcher WD4, WD5, WD6, WD4P, WD5P models , WD6P. Karcher MV4, MV5 and MV6, Karcher Wet and Wet Vacuums WD4, WD5, WD5/P. Isolate the dust - This Karcher vacuum cleaner bag can hold not only normal household dust, glass, dust, pollen, gravel, leaves and liquids, but also fungi, mold spores, excrement mites and fine allergic dust in the form of bacteria. For allergy sufferers, this means relief from allergenic fine dust in the ambient air. Quality materials - Unlike the original materials, Karcher WD4 vacuum bags are made from non-toxic materials. woven thicker to ensure greater durability. It won't be pierced by the sharp waste inside and also won't leak. These Karcher filter bags can be washed and reused. Inexpensive and high quality. Large capacity - the wd4 bag has a large volume to accommodate a lot of rubbish, which ensures that