The Wolipury 90304 Filter Replacement for ShopVac 90304, 90350, 90333, 903-04-00, 9030400, and 5 Gallon Up Wet/Dry Vacuum Cleaners features advanced filtration technology that delivers superior performance for both wet and dry cleaning. Its pleated design increases surface area for maximum airflow while effectively capturing dust, debris, and liquids—keeping your ShopVac operating at peak performance without clogs or suction loss. This high-quality filter is engineered to fit a wide range of ShopVac models, including 90304, 90350, 90333, 903-04-00, 9030400, and all ShopVac 5-gallon wet/dry vacuum cleaners. It's a versatile, all-in-one solution ideal for workshops, garages, basements, and more. Designed for Wet & Dry Use for Hassle-Free Cleaning Whether you're cleaning up wet spills or dry messes, the Wolipury 90304 filter handles it all. Designed for dual-purpose use, it efficiently traps liquid and dry particles while protecting your vacuum motor. Its durable foam core resists clogging and ensures consistent performance during demanding cleanups. Washable & Reusable for Long-Term Savings No more frequent filter replacements! The 90304 filter is washable and reusable, making it a cost-effective and eco-friendly option. Just rinse it with water, allow it to dry completely, and reuse it to maintain strong suction and clean air every time. Installing the Wolipury 90304 filter is a breeze. Simply remove your old filter and replace it with the new one—no tools or complicated steps involved. Enjoy a fast, hassle-free upgrade that gets you back to cleaning in no time.