XFF36 Shark Navigator Foam Filter Set.

• Models Shark NV42 Foam & Felt Filters Fit UV402 Navigator - Washable, Reusable

• PERFECT FIT - Poor-fitting filters can cause dust and debris to escape from your vacuum cleaner. This replacement filter has an exact fit and multi-layer technology to prevent leakage.

• SUPERIOR FILTRATION - Keep your home free from irritants and airborne allergens. This HEPA vacuum filter is designed to trap harmful particles, such as pollen, pet dander, and dust mites.

• For optimal performance wash filter when it becomes full of dirt and dust; about every 3 months and replace every year.