use high-strength environmental protection materials to the best performance and a healthier . Side brushes can penetrate into corners and edges to remove more dirt, dust and debris. Easy installation and disassembly, no extra effort and time. As part of normal maintenance, it can be easily disassembled and replaced. Cleaning accessories keep your home robot at best performance. Product Category: Sweeper Accessories Applicable models: For W11 Function: Cleaning Use environment: household color:Photo color Material:plastic Package Contents: 1 x Rolling Brush 2 x Rag Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.