Compatible Model: Compatible with i7+(7550)/i7 i3+(3550) i4+(4550 4552) i6+(6550) i8+(8550) E5(5150) E6(6198) j7 I & E & J Series Plus Cleaner, but not J7+ Material: Replacement parts are made of high quality, the side brush will not scratch the floor and furniture, greatly ensures the safety and cleaning effect during the use process. Easy to Maintain: Vacuum cleaner replacement parts can be washed and reusable. It is suggested to replace the spare parts every 2-4 months to keep your robot cleaner running at high performance. If the side brushes are bent or curled due to shipping, please recover them by simply soaking them in warm water for several minutes. Color: Green Material: Rubber + Plastic Package Contents: 2 Sets x Roller Brushes 10 x Strainers 10 x Side Brushes 1 x Cleaning Brush 1 x Screwdriver 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