For Robot Vacuum J15 Pro Ultra,The filters are engineered to capture 99.97% of dust, pollen, pet dander, and other airborne particles as small as 0.3 microns, making them ideal for allergy sufferers and pet owners. The pre-filter helps extend the life of the filter by capturing larger debris and dirt before it reaches the . These filters are easy to install and help maintain your vacuum's suction power, ensuring your home stays clean and fresh. Regularly replacing your vacuum's filters is essential for optimal performance and of your device. Keep your for J15 Pro Ultra running smoothly and efficiently with this must-have replacement filter kit. Enjoy a cleaner home and breathe easier with the advanced filtration technology of these HEPA filters. Don' compromise on cleanliness; invest in the best for your vacuum cleaner today! Colour:As Shown Material:plastic Package Contents: 5 x Filters 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.