The HEPA-style filter uses E12 HEPA material, and captures up to 99.5% dust, , and particles. Superior pick-up of pet hair, dirt, dust, and debris and works on floor types-hardwood, carpet, and tile. The side Brush gives you extra assurance that you're right up against walls and deep into corners for superior cleaning coverage. The parts and accessories are made of environmental-friendly materials and are almost maintenance free. To keep your robot running at performance, the parts are recommended to be replaced every 2-3 months,It is easy to be replaced and installed on your robot vacuums. Colour: as shown Material: plastic + fiber Size: 18.3cm Package Contents: 2 * Main brushes 4 * Side brushes 4 * Mops 6 * Dust bags 10 * Side brushes 2 * Cleaning brushes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.