Clean brushes help maintain optimal performance of your home robot. Side brushes are easy to remove and replace as part of routine maintenance. Filters help maintain cleaning efficiency while reducing the release of dust, pollen, and other allergens into the air. For best results, replace filters every 2 to 3 months. Compatible Models: i7, i7+, i2, i3, i3+, i4, i4+, i6, i6+, i8, i8+/Plus, j7, j7+, E5, E6, E7. Material: Plastic + rubber Color: Green + black Package Contents: 4 x Rubber Brushes 6 x High-Efficiency HEPA Filters 6 x Edge-Sweeping Brushes 1 x Filter Cleaning Tool 1 x Screwdriver 6 x Screws Only the above package content is included; other products are not included. Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement error allowance is +/- 1-3 cm.