Filters help maintain the performance of vacuum cleaners while minimizing dust release into the air you breathe. The filter effectively blocks 99.5% of particles larger than 0.0003mm from the exhaust air, making it ideal for those suffering from allergies. COMPATIBLE WITH: SF-HA 50, suitable for certain models. NOT COMPATIBLE with the Classic C1 model. Washable and Reusable: Filter replacements only need rinsing with water and should be air-dried completely before reuse. This helps save on unnecessary expenses. The vacuum filter aligns with the vacuum cleaner, making installation and removal simple. Effect: The high-efficiency particulate and double-layer filter capture invisible particles more effectively, providing a clean and fresh air environment. The high-efficiency HEPA filter successfully blocks dust, hair, debris, pollen, etc., ensuring indoor hygiene. Easy to remove and replace as part of regular maintenance. It is recommended to replace spare parts every 2 to 3 months to keep the machine functioning at peak performance. Color: Photo Color. Material: plastic. Package Contents: 2 * Filters. Only the items listed above are included, other products are not contained. Note: Light shooting and varying displays may cause slight differences in item color compared to the real thing. Allowed measurement error is +/- 1-3cm. About Shipping: All items will be dispatched within 3 business days after payment is received. You can typically expect delivery within 8-12 days. Specific delivery times depend on circumstances. If you have any questions, please feel free to . During the shopping process, if you have any inquiries, we will respond within 24 hours. Thank you for your cooperation, and we hope you enjoy your shopping experience!