1. Material: Made of high-quality materials, our humidifier filter core has good water absorption, you can immerse yourself in water without worrying about deformation and pilling, allowing you to enjoy good condition and bring you good mood.2. Filter Replacement: The humidifier filter rod should be replaced 3 to 4 months after use. According to the use and water quality, please keep the replacement frequency reasonable and regular to make the spray clearer and have better filtering effect.3. How to use: Simply cut the humidifier stick to the appropriate size and place it directly into the humidifier. You can also completely immerse the replacement stick in water and then place it in a humidifier for better filtration efficiency.4. Good water absorption: The humidifier filter rod has high elasticity, even pore distribution, strong water absorption, good capacity and good volatilization stability.5. Suitable Size: Each humidifier wick has a diameter of about 8mm/0.32 inch and a length of 70mm/2.75 inch, the size is suitable for your daily needs, and it is easy to cut to the appropriate size to fit the humidifier. 60 humidifier replacement sticks, allowing you and your family enough replacement, which can ensure long-term use. Material: cotton Color white Package content: 60 x sponges Only the above package content, other products are not included. Note: Light shooting and different displays may cause that the color of the item in the photo will be slightly different than the real one. The measurement error is +/- 1-3cm.