1.Perfect compatibility: Our Humidifier Wicking Replacement Filter Compatible with for Canopy Bedside Humidifier ONLY. 2.wood pulp&paper filter: Crafted from high-quality wood pulp and paper materials, this humidifier replacement filter effectively filters out particles, providing clean and fresh mist for a healthier living environment. 3.excellent filtration efficiency: The advanced humidifier wicking technology of this filter will change to a brownish color, this means the filter is working! 4.Humidifier Wicking Replacement Filter. We recommend you replace the replacement filter every 6 weeks for optimal performance (depending upon your usage and environment). Easy to install, no tools required. Take out and replace your machine unit when needed. Specifications: 4 pcs Colour:Photo Color Material:Wood pulp paper Package Contents: 1set x Humidifier Wicking Replacement Filter 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.