Compatible Model: Compatible with part numbers ZR009007 and ZR009008. Filter for Rowenta X-FORCE FLEX 11.60 (RH98xx) vacuum cleaner: RH9877WO, RH9878WO, RH9879WO, RH9890WO. Filter for Rowenta X-FORCE FLEX 14.60 (RH99xx) vacuum cleaner: RH9958WO, RH9959WO, RH9990WO. Please confirm your vacuum cleaner model before purchasing! Premium Materials: The pre-filter and motor filter are made of high-quality soft material with high filtration performance. It can improve the vacuum cleaner's suction for pet hair, large dust particles, etc., keeping the air in your home clean. Washable and Reusable: The filter is fully washable and reusable for a longer life and better filtration, making your vacuum cleaner more durable. Easy to remove and replace. Replace regularly: Regular cleaning and replacement of filters helps maintain optimal performance and extend the life of the vacuum cleaner. For optimal suction, it is recommended to replace the filter every 2 to 3 months. Contents: 2 pre-filters, 2