[Compatibility]: The HWF80 Humidifier Wicks filter is compatible with HM2200 HWF80-U HWF80-U-2 Humidifier, Compatible with Smart HCM3888C Humidifier, check whether it matches your model purchasing [Function]: The Replacement Humidifier Wicks Filters can capture small things such as hair, pet dander, dust and fine sand, prevent the filter from clogging prematurely, help your home have a heathy life [Replace Part]: The replacement Humidifier Wick Filter W replace part HWF80 HWF80-U HWF80-U-2 [Easy to Clean]: The HEPA filter has higher filtration efficiency. Easy to replace, recommend to change the HEPA filter 6-12 month Colour:As Shown Material:filter cotton Size: 2.5 x 42 x 24.5cm Package Contents: 2 x Humidifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.