Ensure your vacuum is working efficiently 10 pack of Henry hepaflo filter bags. Replacing the bag when full maximises the capacity and airflow of your vacuum cleaner to deliver maximum suction. With three layers of material increasing filtration, and an innovative self-seal tab to lock the bag shut, any dust and particles stay securely within the bag. This makes emptying the bags simple and mess-free. Henry Bags fit all sizes of Henry (M975), Hetty (GG969), Henry Cordless (HC544) and James (L610) .