There are some accessories providing for Roomba cleaner to replace the old or broken parts, keeping your Roomba operating at peak performance. Different accessories for Roomba 500 600 700 800 900 series, choose right accessories according to your series. Features: Clean brushes keep your home robot operating at peak performance. Side brushes are easy to remove and replace as part of routine maintenance. Filters maintain Roomba's cleaning performance while reducing infiltration of dust, pollen and other allergens into the air you breathe. For best results, filters should be replaced every 2-3 months. Excellent quality accessories for Roomba cleaner. Specifications: Style: 11 styles (optional) Package Weight: 1#: 188g / 6.63ounces 2#: 432g / 15.24ounces 3#: 190g / 6.7ounces 4#: 150g / 5.29ounces 5#: 158g / 5.57ounces 6#: 214g / 7.55ounces 7#: 153g / 5.4ounces 8#: 172g / 6.07ounces 9#: 288g / 10.16ounces 10: 314g / 11.08ounces 11#: 254g / 8.96ounces Package Size: 200 * 150 * 150mm / 7.87 * 5.91 * 5.91in Package List: 1#: 3 * Side Brushes,3 * HEPA Filters,1 * Bristle Brush,1 * Flexible Beater Brush, For Roomba 620 630 650 660 2#:3 * Side Brushes, 3 * Filters, 3 * Bristle Brushes , 3 * Beater Brushes, For Roomba 620 630 650 660 3#:4 * Side Brushs, 4 * HEPA Filters, 2 * Front Debris Extractor, 2 * Rear Debris Extractor, For Roomba 870 880 900 4#:10 * HEPA Filters, For Roomba 700 Series 760 770 780 790 5#:3 * Side Brushes, 3 * HEPA Filters, 1 * Bristle Brush, 1 * Flexible Beater Brush, For Roomba 500 Series 6#:3 * Side Brushes, 3 * Filters, 1 * Bristle Brush, 1 * Flexible Brush, 1 * Scraper, 1 * Round Comb, For Roomba 600 Series 7#:2 * Main Brushes, 3 * Filters, 3 * Side Brushes, For Roomba 800 Series 8#:4 * Side Brushes, 4 * Filters, 1 * Front Debris Extractor, 1 * Rear Debris Extractor, For Roomba 800 900 Series 9#:10 * HEPA Filters, 3 * Side Brushes, 2 * Bristle Brushes, 2 * Flexible Beater Brushes, For Roomba 700 Series 10#:2 * Side Brushes, 3 * Filters, 2 * Bristle Brushes, 2 * Flexible Beater Brushes, 1 * Scraper, For Roomba 600 Series 11#:6 * Side Brushes, 4 * HEPA Filters, 2 * Front Debris Extractor, 2 * Rear Debris Extractor, For Roomba 800 900 Series