【Upgrade Your Vacuum Cleaner】High quality replacement brush roll and vacuum cleaner filter fits for Shark WDB1F2 for HydroVac XL 3-in-1 vacuum cleaner. 【Heavy Duty Brush Roll】Made of premium materials, our brush roll withstands heavy use. Its reinforced bristles remove stubborn dirt and dust for spotless floors. 【Cotton Filters】Our high quality filter reduces dust, hair and other allergens in the air, allowing you to breathe easily and creating a healthier home environment. 【Suitable for all floors】Designed for carpets and sealed hard floors: tile, parquet, marble or laminate. Soft bristles preserve delicate surfaces! 【Guaranteed savings】The brush roll lasts 2 times longer than standard models. The washable filter is reusable 6 times – up to 60% annual savings! 【Replacement frequency】For optimal performance: Replace the brush roll every 3 to 6 months (or if visible wear). Change the filter every 2 to 3 months (or replace when suction power decreases).