Portable Mini Humidifier Filter Refill Cotton Sticks - Replacement Parts for Personal USB-Powered Smart Humidifiers (4 Inch, 40 pieces)

About this item

• Extend the life of humidifier: come and replace the filter with humidifier sticks, when the humidifier produce less steam or even stop work and even become more and more hot, prolong the life of the humidifier (usually 1 to 2 weeks to change the filter)
• Easy to use: humidifier wicks are simple to remove and install, allow you to finish installation in few seconds, please soak a filter stick to be wet completely before inserting to the humidifier; It is recommended to use tap water and don't drip in essential oils to be soaked (if necessary, adding a small amount of essential oil is acceptable)
• Sufficient quantity: you will get 40 pieces white humidifier filter wicks, each one is approx.10 cm/ 4 inch in length and 0.3 inch in diameter, compatible for most portable personal USB mini humidifier, please make sure your length and diameter before purchase
• The humidifier stick is made of high-quality filter material, which is water-insoluble and non-sticky. It can accommodate a wide variety of perfumes, liquids, and other water-soluble substances to enhance the performance of your humidifier.
• Good water-absorption: the humidifier filter stick is characterized by good elasticity, uniform pore distribution, strong water absorption, good storage capacity and volatilization stability