Perfectly Compatible: Compatible with for humidifiers and essential oil diffusers, including the ARM-120GY, UHE-PAD-1, and ARMH-110 models. These refill pads your device operates optimally and effectively captures the essence of your favorite essential oils. Affordable Bulk Packaging: Get a set of 30 high-quality microfiber pads at an affordable price. This bulk pack allows you to frequently change your essential oils year-round, ensuring you always have fresh pads ready for a fresh scent or ongoing use. Simple Installation: Changing pads is easy-simply remove the old pad and place the one in the device. Add 3-4 drops of your chosen essential oil to the pad and let the soothing aroma elevate your environment, helping to relieve stress and anxiety. Replace regularly for optimal performance: To maintain your diffuser's efficiency, replace the pads monthly, or whenever you change essential oils. Regular replacement prevents odors and discoloration, keeping your diffuser running smoothly and the air fresh. Color: White Material: Non-Woven Fabric + Fiber Package Contents: 30 * pads 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.