General description Made of high-quality materials, this replacement accessory set for the Roborock S7 Max Ultra is designed for easy removal and installation as part of regular maintenance. It is recommended to replace these parts every 2-3 months to ensure optimal performance of your cleaning machine. Technical specifications Color: Photo color Material: Plastic Package Contents: 2 x Roller Brushes 12 x Side Brushes 12 x Filters 12 x Wipes 12 x Duster Measurement allowed error: +/- 1-3 cm Other information Light reflection and different displays may cause the color of the item to differ slightly from the actual product. The physical color difference does not affect the use, so there is no need for concern.