Majatou 10Pcs Mini Portable Humidifier Diffuser Cotton Sticks Filter Replacement USB Humidifier Replacement Sponges Refill Stick humidifier

["Perfects Compatibility: Designed to be compatible with USB water bottle cap humidifiers, offering a seamless fit for optimal performance.","Premium Filter Cotton: Made from high-quality filter cotton material, ensuring excellent absorption and durability for long-lasting use.","Effective Steam Purification: The foam filter ensures a pure stream of water vapors, helping to freshen the air and enhance your breathing comfort.","Strong Absorbency: Features superior porosity distribution and strong absorbent properties, with excellent water storage capacity and stable volatility for consistent performance.","Non-Soluble and Non-Stick: Not water-soluble and resistants to blockages, ensuring the steady release of the volatile agent for consistent and effective humidification."]