Made of high quality materials, more durable. It is recommended to use each spare part for 3-6 months, then replace it with new spare parts. Replacing the parts will help your robot vacuum cleaner maintain good cleaning performance Suitable for 1S / Mi Robot Vacuum Cleaner 1S Color: as shown Material: plastic Package Contents: 1 x Dust Box 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.