The accessory kits are compatible with E5 E6 E7 i7 i7+ i6 i8 i3 i4 Plus 3150 EandI Series vacuum cleaner replacement parts We recommend replacing the replacement parts every 1-3 months to keep your robot vacuum performing at its best HIGHLY EFFICIENT TECHNOLOGY - Unique multi-surface rubber brushes won't get tangled with pet hair. Brushes adjust and flex to stay in constant contact with carpets and hard floors. EASY TO CLEAN AND REPLACE - Regularly clean and replace the roller brush to improve suction and performance and extend the life of your robot vacuum cleaner. Name: Vacuum Cleaner Parts Color: As shown Material: Plastic Package Contents: 4 x Brushes 8 x Filters 8 x Edge Sweeping Brushes 4 x Tires Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.