1. Clean brushes keep your home robot running at peak performance. Side brushes are easily removed and replaced as part of normal maintenance. 2. Filters maintain the robot's cleaning efficiency while reducing the entry of dust, pollen, and other allergens into the air you breathe. 3. For best results, filters should be replaced every 2 to 3 months. The vacuum cleaner accessories are high quality. It is made of high-strength and environmentally friendly materials. 4. The accessories are easy to effectively remove dirt, dust, and debris from corners and edges. Especially your hair and pet hair. 5. The accessory parts are durable and easy to install, make your robot vacuum cleaner last longer. Compatible Models for RoboVac G10 for RoboVac G10 Hybrid for RoboVac for RoboVac Hybrid for RoboVac G30 for RoboVac G30 Hybrid Material: plastic color: as shown Package Contents: 2 x Rotating Brush 8 x Side Brush 8 x HEPA Filter 8 x Mop Cloth Only the above package content, other products are not