These Karcher KFI 222 replacement filter bags are designed to keep your vacuum cleaner running efficiently by capturing fine dust and debris. Made from a durable 2-ply paper, they offer high tear-resistance to ensure they remain intact during heavy-duty cleaning tasks. This set of five bags is compatible with a wide range of machines, including the WD 2 and MV 2 series (excluding Premium models), as well as the KNT 2 Premium AS. They also fit various models from the A 2000 to A 2099 range, such as the A 2014 CarVac, and the WD 2.000 to WD 2.399 series, making them a practical choice for maintaining your equipment's suction power.