EnviroCare HEPA Cloth Vacuum Cleaners Bag for Sharp Upright, Type PU-2 (Pack of 3) OEM Part Number: PU-2 These bags are Ideal for Asthma & Allergy Sufferers. With Synthetic advanced cloth like fiber filtration that traps up to 100% of dust. Fits Models:vacuum using bag style PU-2 Best Filtration Quantity Per Package: 3