XD964 Pre-filter + Outlet Filter for Dyson DC19 / DC20 / DC21 Vacuum Cleaner Accessories, XD964

1. Premium filter which helps to improve the suction of the vacuum cleaner.
2. Washable and reusable.
3. It is better to wash the filter every month and install after dry.
4. Applicable to Dyson DC19 / DC20 / DC21