The HEPA-style filter uses E12 HEPA material and captures up to 99.5% of dust, allergens, and particles. Superior pickup of pet hair, dirt, dust, and debris and works on floor types: hardwood, carpet, and tile. The side brush gives you extra reassurance that you get right up against walls and deep into corners for superior cleaning coverage. The parts and accessories are made from environmentally friendly materials and require virtually no maintenance. To keep your robot running at peak performance, it is recommended to replace the parts every 2 to 3 months. It is easy to replace and install on your robot vacuums. Color: Black Material: Plastic + Cloth Package Contents: 4 x HEPA-style filters 1 x Primary filter 4 x Side Brushes 2 x Cleaning Cloths 1 x Cleaning Brush Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/