1. Made of high quality materials for durability;2. Filter dust to reduce dust, pollen and other allergens from penetrating into the air you breathe;3. For best results, filters should be replaced every 1 - 3 months.4.for Philips FC9728 FC9730 FC9731 FC9732 FC9733 FC9734 FC9735 CP0616 Robot Vacuum CleanerColor as shownmaterial: plasticPackage Contents:1 x filter1 x filter frameOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!