10pcs/Pack Filter Replacement Refill Sticks for Cool Mist USB Mini Humidifiers _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ Non-mist humidification method : The non-mist humidification method ensures that the air is moisturized without creating any mist, making it perfect for use in small spaces. _x000D_ _x000D_ Low noise level : With a noise level of less than 36db, this humidifier operates quietly, allowing you to work or sleep without any disturbance. _x000D_ _x000D_ USB-powered : This humidifier can be powered by any USB port, making it convenient to use in your car, office, or home. _x000D_ _x000D_ Pack of 10 replacement filters : With a pack of 10 replacement filters, you'll always have a spare on hand in case of wear and tear. _x000D_ _x000D_ _x000D_ _x000D_ Proper sizes: each humidifier wick measures approx. 8 mm/ 0.3 inch in diameter, 100 mm in length, proper size to meet your daily needs, easy to be cut into the suitable size to fit your humidifier at your convenience _x000D_ _x000D_ Filter replacement: the humidifier filter sticks should be replaced after using for 3 - 4 months according to the usage and water quality, keep the replacement frequency reasonably and regularly to make spray more clear, bring you a better filtering effect _x000D_ _x000D_ How to use: Simply cut the humidifier stick to the right size, then put into the humidifier directly, you can also soak the replacement stick fully in water before applying into the humidifier for achieve better filtering performance _x000D_ material: made of quality material, our humidifier filter wicks features good water absorption, you can soak in water without worrying about deformation and pilling, allowing you to enjoy a nice condition and bring you a good mood _x000D_ _x000D_ What you get: you will receive 10 pieces of humidifier replacement sticks in total, sufficient quantity for you and your families to replacement, can provide you a long time using experience _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_