FIT FOR SERIES:-The 600 filter replacement parts perfect fit for 500 600 series vacuum Cleaner.This replacement parts compatible with 692 694 676 595 610 675 677 671 655 645 614 620 630 635 650 660 665 680 690 695 536 551 552 vacuum cleaner. EXCELLENT PERFORMANCE: - Our HEPA replacement filters are made from environmentally friendly ABS housing and non-slip foam with the advanced technology of airline vacuum cleaners. They effectively capture 99.97% of airborne dust below 0.3 Micrometres such as hair, dander, lint. The edges of our HEPA filters fit perfectly into the plastic frame, which also greatly extends the life of the robot ! MATERIAL: -These accessories are made of high-strength and premium environmental materials to optimal performance.The side brush will not scratch the floor and furniture, greatly ensuring the safety and cleaning effect during the process of use. To keep your robot running at , please replace the side brush and filters every 2-4 months. Replace the bristle brush and flexible beater brush every 6 months. Colour:Photo Color Material:Plastic Package Contents: 3 pairs x roller 6x filter 6x side brush 1x screw knife 2x cleaning tool 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.