Item Description Arm & Hammer filters work while you vacuum, removing household odors along with dirt, dust and pet dander to help improve indoor air quality. As dirty air passes through the bag, baking soda particles neutralize odor-bearing chemicals. Designed according to strict HEPA standards, the media in this filter trap particles 75 times smaller than a human hair, including 99.97% of dust mite debris, animal dander, molds and pollen. Arm & Hammer Odor Eliminating Vacuum Filters, Dirt Devil F1 ÂTMwith HEPA: Designed according to strict HEPA standards Baking soda particles neutralize odor-bearing chemicals Releases clean, odor free air into your home as you vacuum Replace filter every 90-120 days for optimal performance Filters are not washable Dirt Devil F1 ÂTMfilters are for use in the following models: Scorpion Bagless Extra Light Breeze Bagless Jaguar Bagless Scorpion Deluxe Bagless Featherlite Bagless Vision Bagless (does not fit original Vision Bagless produced before 2003) Platinum Force Vision