Compatible Models: This part is compatible with for 600 500 Series 536 551 552 564 585 589 595 610 614 618 630 620 650 651 660 665 675 680 690 692 694 695 vacuum cleaners. HIGH QUALITY MATERIAL: The accessory is made of High-quality materials, sturdy, can be used multiple times, compatible and works the same. Optimal performance: To maintain optimal performance of the robot, it is recommended to replace parts every 2-4 months. Replace for 's flexible blender brush and bristles regularly to maintain for 's cleaning performance and reduce battery drain. Warmth: If the side brush is bent or curled due to transportation, please soak it in warm water for a few minutes to restore it. Quality and performance will not be affected. Material: plastic colour: As Shown Package Contents: 1 pair roller brushes 2 x filters 4 x side brushes 2 x cleaning tools 4 x screws 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.