1. Brand new, high-quality materials, -made, durable, and highly matched with the equipment. 2. Clean accessories keep your home robot at performance. Accessory contents are easily removed and replaced as part of routine maintenance. Also reduces the infiltration of dust, pollen and other allergens into the air you . 3. In order to achieve the best cleaning and filtering effect, cleaning accessories should be replaced 2-3 months according to the frequency of use. Colour:As Shown Material:Sponges Package Contents: 3 x filter 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.