Perfectly Compatible: This HEPA filter replacement is compatible with Bottle Dryer Advanced and for Bottle. Premium Quality: Our HEPA filters can remove up to 99.9% of airborne particles as small as 0.3 microns, including dust, pollen, and other airborne particles, ensuring optimal filtration for your baby's bottles. Long-lasting Performance: To maintain filter efficiency, it is recommended to replace the filter every 1-2 months depending on usage. Easy to Install: This filter replacement features easy installation and long-lasting durability. No tools required. Simply remove the old filter, take the new filter out of the plastic bag, place it into the machine, and it's ready to use. Quality Replacement Parts: Includes a 4-pack to meet all your replacement needs. These replacement filters are an excellent choice for busy parents who want to keep their baby bottle drying machine operating effectively. Color: As shown Material: HEPA Package Contents: 4 x Filter Note: Light reflection and different displays may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.