Size: 20*16*6cm Product Model: i7 i7 + E5 E6 Series Package Contents: 2*main brush, 5*filter, 8*side brush, 1*screwdriver, 1*small brush, 1*universal wheel 1. Compatibility: The accessory kit is compatible with the iRobot Roomba i7 i7 + E5 E6 series, these replacement parts are suitable for your vacuum cleaner. 2. What's in the box: 2 main brushes, 5 filters, 8 side brushes, 1 screwdriver, 1 small brush, 1 swivel wheel. 3. High performance: Two high-quality rubber brushes are perfectly matched, one for removing dirt and the other for cleaning dirt. The side brush penetrates deep into corners and edges to remove more dirt and debris. Replacement filters block dust, pet dander, and other particles as small as microns. 4. Easy to replace: To ensure your robot vacuums run at the best performance