When your Oreck commercial upright vacuum is out of usable bags, reach for one of these replacement bags. The bags feature a hypoallergenic filtering system that traps in allergens, preventing them from dispersing into the air. Designed for use with select Oreck commercial upright vacuums, including U2000, U2000R-1, U2000RB-1, XL2100 Series, XL9000 and XL2100RHS (sold separately). Hypoallergenic filtering system helps prevent allergens from escaping into the air. Disposable design allows you to discard of each bag once its full of debris.