12 Hoover Duros Type SR Vacuum Bags with MicroFiltration Vacuum Cleaners, HO-101010SR, 401010SR, S3590, S3591, S3590HV Fits: Hoover Duros Vacuum Cleaners 12 Hoover Duros Type SR Vacuum Bags Fits original manufacture part numbers: HO-101010SR, 401010SR EnviroCare Premium aftermarket Part # 325