Holmes H100 2-Pack Humidifier Replacement Filters with Microban (Arm & Hammer Odor Eliminator) Fits Hlmes HM729, HM 630, HM4600, HM6000, HM6600, HM 7204, HM 7305 & HM7306; Fits Bionaire BCM645, BCM5520, BCM6010, BCM6610, BCM7204, BCM7207 & BCM7305 Twin Pack Filtered with ARM & HAMMER to Absorb & Eliminate Household odors Microban - Antimicrobial Product Protection Humidifier Replacemtn Filters Traps impurities fo clean moisture