Hoover, 2 pack, y & z style synthetic vacuum bag, hepa filtration, fits the following models: power drive, dimension, dirtfinder, autodrive, turbopower, powermax, breath easy & caddy vac, allergen filter traps 99.97% of dust, pollen, pet dander & mold down to .3 microns, fits Hoover self propelled upright vacuum, TV #104-910.