Feature: The humidifier filter has fine elasticity, uniform pore distribution, strong water absorption and storage capacity and volatilization stability. For better performance, we advise you to soak the filter stick to be wet completely before inserting into the humidifier. 10mm(Diameter)175mm(Length). You can cut it to fit with your diffuser/humidifier if necessary. You will get 6/10pcs white cotton humidifier filter wicks, enough quantity to meet most of your needs. Practical tools for office, room and travel use. The humidifier stick is made of filter cotton material, insoluble in water, durability in use. Perfect cotton filter sticks for replacing the old stick of the humidifier. Specifications: Type: Humidifier Cotton Swab Material: Cotton Color: White Quantity: 6pcs, 10pcs(optional) Package Size: 1806010mm/7.092.360.39in(6pcs) 18010010mm/7.093.940.39in(10pcs) Package Weight: 17g/0.6oz(6pcs), 28g/0.99oz(10pcs) Packing List: 6/10Humidifier Cotton Swab