Rubbermaid~Filter Fresh~Replacement Filters~1J63~Sealed~2 Filters in Box~This was in a kitchen cabinet for some time, in a climate controlled and smoke free home. Two filters in box are in sealed plastic, never used. Attach filter to the lid, fill with tap water, squeeze oer sink to flush the filter, refill and refresh. Please view all photos and enlarge photos for additional details. Thank you!