Set of 2 HEPA filters, compatible with HXF-A25/RHF-251. - Compatible models: HXF-A25, RHF-251 - Filter type: HEPA filter - Number of filters: Set of 2 - Package: Unopened - Size: Standard size Thank you for viewing. I purchased this on Rakuten on December 11, Reiwa 7 (2025), but due to my oversight, I mistakenly bought the wrong filters that are not compatible with my humidifier/air purifier, so I am selling them. Thank you. Shipping will be after January 10th due to circumstances.