1. Brand new, high quality materials, well made, durable and very well matched to the equipment.2. Clean accessories keep your home robot at peak performance. Accessory contents can be easily removed and replaced as part of routine maintenance. It also reduces the infiltration of dust, pollen and other allergens into the air you breathe.3. To achieve the best cleaning and filtering effect, please replace the cleaning accessories every 2-3 months depending on the frequency of use.4. The HEPA filter can significantly improve air quality and reduce particle size up to 99.97%. Helps remove house dust, pet hair and more.5. Say goodbye to odors, the pre-filter can help reduce odors from pets, smoke, cooking fumes and various household products and chemicals. Material: plastic Color: as shown Package content: 2 x filter Only the above package content, other products are not included. Note : Light reflection and different displays may cause the color of the item in the photo to be slightly different from the real thing. The measurement error allowed is +/- 1-3cm. Shipping time: All products we can ship within 5 ~ 8 business days