Designed to fit: compatible with steam humidifier models: EV100, EV200, EVDC300, EVDC500, Evap2 and Evap40 (not for Evap3) Package includes MD1-0034 steam humidifier replacement wicks High-quality replacement wicks: made of the highest quality materials, replace in recommended intervals for best performance Captures minerals and impurities from the humidifier water and helps prevent white dust, makes the humidifier work better. Color: White Material: Cellulose Paper Package Content: 5 x Humidifier Filter Only the above package content, others are not included. Note: Light reflection and different displays may cause the color of the item a little different from the real thing. The measurement error is +/- 1-3cm.