100% compatible: For replacement parts are compatible with For Roombai1+, i7(7150), i7+(7550), i3(3150), i3+(3550), i4, i6(6150), i6+(6550), i8 i8+/Plus, J7+ /Plus, E5 E6 E7 vacuum cleaner. Please note that the rollers and side brushes are not suitable for combo j7+ automatic vacuum robot vacuum cleaner Value Pack: If the side brushes of for the replacement part are bent due to shipping, only It needs to be soaked in warm water for a period of time to recover. Easy to clean and replace: Hand wash in warm water and allow to air dry completely before reuse. Clean for parts regularly to increase suction power and extend service life. For best results, edge brushes and filters should be replaced every 2-3 months. Multi-surface rubber brushes should be replaced every 6 months High-efficiency filtration technology: rubber brushes, one for removing dirt and the other for cleaning. The side brush reaches deep into corners and edges to remove more dirt, dust and debris. for filter replacement blocks 99.97% of pollen, dirt, dust, pet hair and other particles as small as 0.3 Micrometre Material: plastic colour: green Package Contents: 2 pairs roller brushes 8 x side brushes 8 x screws 8 x dust bag 8 x filter 1 x cleaning brush 1 x screwdriver