Made for the SEBO Airbelt K Series line of canister vacuums, this service box contains (8) ultra bags with sealing caps, (1) exhaust filter, and (1) HEPA filter. The SEBO HEPA service box is perfect for Asthma and Allergy Sufferers. HEPA filtration is designed to remove 99.97% of airborne particles, dust, dirt and allergens measuring 0.3 microns or greater.