This HEPA filter is made of , eco-friendly material for your U16/U16 Flex vacuum cleaner, ensuring durability and high performance. It's designed to precisely match your appliance's specifications, providing a and efficient filtration. This HEPA filter effectively reduces dust infiltration, thereby improving indoor air quality. By capturing fine particles, it helps reduce airborne , making your environment healthier and more comfortable, especially for those with respiratory sensitivities. The filter can be quickly and easily removed and replaced, making routine maintenance a breeze. No tools are required; simply swap out the old filter for a one to maintain optimal performance and extend the life of your vacuum cleaner. To maintain optimal performance and continuously clean your home, we recommend replacing the filter every 2 to 3 months. Regular filter replacement not only maintains your vacuum's cleaning efficiency but also prevents motor clogging, extending its lifespan. This set of three HEPA filters is engineered to be fully compatible with your U16/U16 Flex vacuum cleaner. Color: As shown Material: plastic Package Contents: 3*filter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.