High-quality materials：The filter element is made of high-quality ABS material, filter paper and EVA sponge gasket. The workmanship is comparable to the original parts, durable and efficient. Excellent performance：The filter element can filter dust, dirt, pet hair, etc. It effectively filters more than 99% of fine dust particles, and the annular edge design ensures that the dust stays in the filter when cleaning the vacuum cleaner and does not fall off. Washable and reusable：It is recommended to clean and dry the filter element every 2 weeks and replace the filter element every 1-3 months to achieve a better filtering effect. The filter can be rinsed under running water for repeated use. After rinsing, it must be completely dry before it can be reused. Easy to install：The filter is perfectly matched and the installation method is the same as the original parts, which is easy to install and use.