Compatible: Flat pleated filter for Krcher WD 4, WD 5, WD 6, MV 4, MV 5, MV 6 including models: WD 5 P, MV 5 P, WD6P, WP5, P, Premium vacuum cleaner, replaces 2.863-005.0/ 28630050High Filtration: WD 4 vacuum filters provide powerful filtration function for cleaning closets, carpets and stairs.Our flat pleated filter also filters fine dust and the smallest particles up to 40 m (= 0.04 mm) such as dust, smoke particles, bacteria, viruses, pollen., mites.Premium Quality: Vacuum cleaner parts meet or exceed original quality, compatibility and lifespan and are rigorously tested.Made of very durable and environmentally friendly material.These vacuum parts can be washed and reusable.Contents: 2 replacement flat pleated filters for Krcher 2.863-005.0.Replacement WD 4 / WD 4 Premium / WD 5 / WD 5 P / WD 5 Premium / WD 5P Premium / WD 6 P Premium / MV 4 / MV 5 / MV 6 for Karcher non-woven filter bag.We suggest you change the replacement every 2-3 months.To maintain filters for Karcher cleaning performance and reduce the penetration of dust, pollen and other allergens into breathing air.