Kenmore 53294 6 Pack Type O HEPA Vacuum Bags for Upright Vacuums Kenmore Type "O" 6-pack Upright Vacuum Bags. Part no. 53294 HEPA Media Filtration captures 99.97% of particles of dust, pollen, bacteria and more, down to 0.3 micron. Quick, easy, and no mess to replace. Designed to fit Kenmore upright vacuums. Makes the air you breathe cleaner: Certified asthma and allergy friendly by the Asthma and Allergy Foundation of America (AAFA).