Suitable for your Henry, Hetty, Harry, or James vacuum cleaner. Genuine HEPA-FLO fibre bags for your Numatic vacuum are 14 times more efficient at retaining fine dust particles than other compatible paper bags.No Dust, No Mess - Innovative self-seal tab locks all the dust in the bag, meaning emptying with no dust and no mess. What Goes In, Stays In - Hepa Flo Bags use 3 layers of material increasing filtration, so what goes in, stays in.The Perfect Fit - Designed for Numatic by Numatic, maximising capacity and airflow, delivering peak suction. Extend your Numatics Life - Using genuine approved Numatic bags will ensure you get optimum cleaning your Numatic for the life of the product. Using unapproved bags can damage the machine and may invalidate the warranty.Compatible with container sizes 160,180,200,240,250 & 300.