These pre-filters are suitable for Dyson DC58, DC59, DC61, DC62, V6, V7, V8 vacuum cleaners. They capture dirt, dust, and other allergens, preventing them from re-entering the air after they exit the vacuum cleaner. High-quality washable and reusable filter, wash monthly or more often depending on use. Easy to install, you can remove the old filter and replace it with this one. Replace the Dyson filter every 4 months, it can extend the life of your Dyson vacuum cleaner and offer you a comfortable home.