ANTIMICROBIAL: Unlike traditional brushrolls, Shark HydroVac antimicrobial brushrolls* are treated with antimicrobial substance to preserve roller and resist bacterial odors on the brushroll. MULTI-SURFACE CLEANING: Designed to clean area rugs and deep clean all sealed hard floors including hardwood, tile, marble and laminate. CONVENIENT: Remove the brushroll from the unit easily by pressing the button on the body and sliding it out, replace the brushroll every 6 months for best cleaning performance. COMPATIBLE: Replacement brushrolls can be used with all Shark HydroVac 3-in-1 multi-surface vacuum, mop and self-cleaning systems. WHAT'S INCLUDED: 2 Shark HydroVac antimicrobial brushrolls*. *Brushroll treated with antimicrobial substance to preserve roller and resist bacterial odors on the brushroll.