3 Eureka UB Ultra Boss Alergy canister Vacuum Bag, Ultra Boss Vacuum Cleaners, 61240-12, 3530A Fits: Eureka Ultra Boss Vacuum Cleaners 3 Eureka UB Ultra Boss Alergy canister Vacuum Bags Fits original manufacture part numbers: 61240-12, 3530A Dimensions: EnviroCare Premium aftermarket Part # 314