This Shark? Lift-Away? comes with a PowerFins? brushroll, a no-bristle system to deep-clean and pick up more in every pass (vs. original DuoClean?)��all with no hair wrap, thanks to the self-cleaning brushroll. It also includes Anti-Allergen Complete Seal Technology? with a HEPA filter to trap over 99.9% of dust and allergens inside the vacuum, keeping them out of the air you breathe. (Based on ASTM F1977 of particles .3 microns or larger.) LED headlights on the nozzle reveal hidden debris around your home, while Advanced Swivel Steering lets you easily maneuver in and out of tight spaces.PowerFins? Brushroll: engineered to pick up more hair with no hair wrap (vs. Shark bristle nozzle). Self-cleaning brushroll: powerful pet hair pickup, no hair wrap. Lift away the pod to clean stairs, furniture, and more. Anti-Allergen Complete Seal Technology? with HEPA filter traps fine particles. Powerful LED headlights on the nozzle reveal hidden debris. Advanced Swivel Steering for easy maneuverability around furniture. Includes tools for stubborn pet hair and hard-to-reach spaces.