Replace the filter often to help make indoor air fresher Side brush: will not scratch the floor and furniture Unique design, easy to collect hair material, use . The filter helps reduce household odors Keep your home clean by changing the filters frequently - once every month or two, depending on your usage. Color: Black + Blue Material: plastic Package Contents: 2 * Main Brush 8 * HEPA Filters 8 * Side 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 a little different from the real thing. The measurement allowed error is +/- 1-3 cm.