1. New, high-quality materials, well-made, and highly compatible with the equipment. 2. Clean accessories help maintain your home robot's optimal performance. Components are easy to remove and replace during routine maintenance. Helps reduce the spread of dust, pollen, and other particles into the air. 3. For best cleaning and filtration results, replace the accessories every 2-3 months depending on usage frequency. 4. The filter captures dust, dirt, and other impurities by the sweeping robot, helping keep the unit clean and functioning properly. It also helps prevent dust and debris from reaching the motor and internal components, contributing to extended device lifespan. Specifications: B: 3 filters Color: Black Material: Plastic Package Contents: 3 x Filter 1 x Cleaning Brush Note: Light reflection and display differences may cause slight variations between the item color in the image and the actual product. Measurement error allowed is +/- 1-3 cm.