PERFECT FIT – Designed to replace iRobot Roomba i7 i7+/i7 plus E5 E6 vacuum cleaner set. This set works as great as the ones, precision fit and easy install. The products are made of high-strength and environmentally friendly materials to ensure optimal performance and a healthier lifestyle. 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 pollen, dirt, dust, pet dander and other particles as small as 0.3 Micrometres in size. EASY TO CLEAN AND REPLACE –Clean by hand washing in warm water and let it completely air dry before reusing them. Regularly clean replacements parts to improve suction and performance and extends the life of your iRobot. For best results, edge-sweeping brushes and filters should be replaced every 2 - 3 months.Multi-surface rubber brushes should be replaced every 6 months. Please Note: This is not a iRobot OEM product. It is replaces filter product. Color: green material: plastic Package Contents: 2 x Multi-Surface Rubber Brushes 4 x HEPA Filters 4 x Edge-Sweeping Brushes 1 x cleaning brush 1 x screwdriver