1. Clean brushes keep your home robot running at peak performance. 3. Filters maintain the vacuum's cleaning performance while reducing the infiltration of dust, pollen and other allergens into the air you breathe. 2. Replacement filters for 2765Z 2554Z series robot vacuum cleaners. 4. For best results, replacement parts should be replaced every 1-3 months. Color: as shown Material: plastic + soft velvet Package Contents Package: 1 x Multifunction Brush 1 x Pet Brush 1 x Carpet Brush 1 x Floor Brush 3 x Filter 1 x White Cleaning Brush Only the above package content, other products are not included. Note: Light shooting and different displays may cause color difference of the item in a little different from the real thing. The allowable measurement error is +/- 1-3 cm.