Compatibility: Compatible with Dyson V6 V7 V8 DC58 DC59 DC61 DC62. Post filter: compatible with Dyson V7 V8 (not applicable to Dyson V6), replacement parts #DY-96566101, DY-96747801.High-quality materials: Dyson filters are made of soft and durable materials, which can prevent dust and dirt from entering the engine, help improve the vacuum suction and extend the service life of the vacuum.Washable and reusable: The Dyson pre-filter can be taken out of the vacuum and cleaned with water. Before using the filter, it must be completely dry. Very easy to install and can be recycled and reused.Contents: 2 Dyson V6 V7 V8 pre-filters, 2 Dyson V7 V8 post-filters and 1 cleaning brush. Sufficient accessories can maintain good vacuum performance without worrying about whether the filter is clean. Note: It is recommended to replace the filter every 3-6 months.Guarantee: Unconditional refund or replacement of new filter element for quality problems. If you have any questions about using Dyson filters, customer service is at your disposal at any time.