Usage Tips:1. Brand , high-quality materials, -made, durable, and highly matched with the equipment. 2. Clean accessories keep your home robot at . Accessory contents are easily removed and replaced as part of routine maintenance. Also reduces dust, pollen and other allergens from seeping into the you . 3. In order to achieve the cleaning and filtering effect, the cleaning accessories should be replaced 2-3 months according to the frequency of . 4.HEPA filter can greatly quality and reduce particle size by up to 99.97%. Helps remove household dust, pet dander, etc. 5. Say goodbye to odors, pre-filters can help reduce unpleasant odors from pets, smoke, cooking fumes and various household products and chemicals. Material: plastic colour: As shown Package Contents: 4 x side brush 2 x filter 3 x mopping cloth Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.