Compatibility: The Replacement Kit is ONLY Compatible for Combo i5,j5 Robotic Vacuum cleaners Easy to Install & Clean - Clean by hand washing in warm water and let it completely air dry before reusing them. Regularly clean replacements parts to improve suction and perford extendsmance an the life of your . For best results, edge-sweeping brushes and filters should be replaced every 2 - 3 months.Multi- rubber brushes should be replaced every 6 month Highly Efficient Filtering Technology - Two premium quality rubber brushes are perfectly matched, one for peeling off dirt and the other for sweeping dirt. The side brush reaches deep into corners and edges to remove more dirt, dust and debris. The cleaning filter blocks 99.97% of dirt, dust and other particles as small as 0.3 Micrometres in size. Colour:Photo Color Material:plastic Package Contents: 2 set x Brush Rollers 8 x Hepa Filters 8 x Side Brushes 4 x Mop Pads 1 x Cleaning Tool(Random style, don't accept the specified) 1 x