Usage Tips:Cotton: Made of natural polyester, soft texture, insoluble in water and not easy to stick, support most perfumes, liquids and other water solutions, help your humidifier work better.Package Included: You will receive 200 pieces of humidifier filter pads, the quantity is sufficient to meet your various usage needs and daily replacement needs, add a clean and peace of mind to your home environment.Widely Applicable: It is suitable for most models of humidifiers, convenient for you to enjoy a comfortable and moist air environment in different occasions. Provide humidification needs for your home, office or on the go.Easy to Use: The humidifier pad is easy to disassemble and install, allowing you to complete the installation in seconds, please soak the filter pad until it is completely wet before inserting it into the humidifier.Good Water Absorption:The humidifier filter pad is characterized by good elasticity, uniform pore distribution, strong water absorption, good storage capacity and volatile stability, without frequent replacement.