①. Compatibility: The humidifier works seamlessly, ensuring a fit and performance for cleaner, healthier air. ②. Material: Good water absorption. The precise mesh design prevents folding, enhances moisture output, prolonging the life of the filter, allowing long-term use and air quality. ③. Filter technology: These filters can effectively capture mineral deposits from the humidifier's tank, preventing the release of minerals into the air. This feature helps maintain a healthier, more comfortable breathing environment at home or in the office. ④. Maintenance recommendations: For optimal performance and to ensure air quality, it is recommended to replace the filter every 3-6 months depending on daily use. Regular replacement helps maintain the efficiency and service life of the humidifier. ⑤. Colour: As Shown ⑥. Material: plastic ⑦. Package Contents: 1 * filter. Only the above package content, other products are not included. ⑧. Note: Light reflection 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.