3M Filtrete Dirt Devil F12 HEPA Vacuum Filter, 2.3" x 4.6" x 5.6"
DIRT DEVIL* Vision Canisters.
Features:

• Filtrete Vacuum Filters are guaranteed to be free from defects in material and workmanship
• Filtrete HEPA Vacuum Filters help trap 99.97% of all airborne pollutants 0.3 microns or larger, including mold spores, pet dander, grass and ragweed pollen
• Filtrete media contains electrostatically charged fibers that work like magnets to attract and capture particles
• Vacuum Filters should be replaced every 90 to 120 days for optimum performance