HEPA MEDIA FILTRATION: Premium vacuum bags with 5-layer filtration automatically traps and locks in 99.9% of dirt, dust & debris from going back into the air DIRT TRAP TECHNOLOGY: Automatically traps and locks in dust without back blow. EXTRA LARGE CAPACITY: Holds up to 4X more dirt and debris than a bagless vacuum cleaner** MAXIMUM IRRITANT PROTECTION: Protects against pet dander, pollen, dust, mold spores and smoke SIMPLE, EASY DESIGN: Adjust the brush roll speed for optimal cleaning on all floor types including carpet and hard wood floors