General description Brand new, high-quality material, well-made, and well-matched to the equipment. Clean accessories keep your home robot running at its best, while also reducing the infiltration of dust, pollen, and other allergens into the air you breathe. The contents of the accessories are easily removed and replaced as part of routine maintenance. To achieve the best cleaning filter effect, the cleaning accessories should be replaced every 2 to 3 months depending on the frequency of use. Technical specifications Material: Plastic Package Contents: 2 x Main Brush 6 x Side Brush 4 x Filter Screen 4 x Mop Measurement allowed error: +/- 1-3 cm