This product is made of high quality material, strong and durable.Exquisite workmanship and high work efficiency. The filter can effectively filter captures airborne particles and allergens It is very easy to install and does not require particularly complicated operations. Provide a comfortable living/learning/office environment for you and your family. for Sharp Air purifier filters FZ-Z30MF FZ-Y30MFE FZ-F30MFE Models Replacement Accessories Material:Paper colour: blue Package Contents: 2 x Humidification filter Only the above package content, other products are not included. Note: Light 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.