These are genuine Riccar Type X HEPA bags for the Riccar Radiance. 

These bags will fit the RADP and RAD models.  

HEPA filters are highly recommended if you have pets, allergies, or if you want to protect the health of your family and have a cleaner home. These air filters are effective in removing at least 99.97% of dust, pollen, mold, bacteria, and other airborne particles as small as 0.3 micron. By using HEPA filters, you can ensure that your home and your family stay healthy

There are six bags to a box.