General description This replacement accessory kit is designed for iRobot Roomba vacuum robots, providing high-quality bristles and a flexible agitator brush that effectively captures dust and debris. It is an excellent alternative for home cleaning, ensuring optimal performance on various floor types. Technical specifications Product weight: 49.9 g Package size: 22.4 x 14.7 x 5.4 cm Dimensions: 8 x 5.2 x 1.57 inches Material: Nylon Compatibility and accessories Compatible with iRobot Roomba models: 536, 551, 552, 564, 585, 589, 595, 618, 620, 650, 651, 660, 680, and 690 Not compatible with models: 645 and 655 Package contents: 2 sets of bristles and a flexible mixing brush Installation Easy installation with no additional tools required Designed for straightforward replacement steps Usage Clean the filter frequently Replace the brush and filter every 2 to 4 months for optimal performance Utilizes HEPA filtration to capture particles as small as 0.3 microns