This ProTeam 100431 vacuum bag quickly swaps out with the one inside select 6 qt. backpack vacuum cleaners. The thick, double-pleated design won't shred and offers 21 percent more filtration, so you won't have to change bags as often! Plus, these vacuum bags are treated with an antimicrobial organic agent, making them a safer and healthier option when it comes to vacuuming. It's always a good idea to have extra bags like these on-hand so that you never run out at an inconvenient time! This bag is compatible with ProTeam QuarterVac, Super QuarterVac HEPA, TailVac, ProVac BP, QuietPro BP HEPA, GoVac BP, GoCartVac, and AviationVac models. Compatible Models - ProTeam 107156, ProTeam 107155, ProTeam 107146, ProTeam 107145, ProTeam 107118, ProTeam 107113, ProTeam 107108, ProTeam 107103, ProTeam 106542, ProTeam 105733, ProTeam 103024.