【Compatible Models】 The FC8009/01 circular replacement filter is suitable for Philips SpeedPro and SpeedPro Aqua cordless vacuum cleaners. Replacement filter accessories are compatible with the Philips FC8081/6723/6725/6727/6728 vacuum cleaners. (Please confirm your vacuum cleaner model before purchasing!) [Extended Lifespan] Use our cordless vacuum cleaner to replace the filter and extend the life of your vacuum cleaner. These filters are super powerful and help capture particles as small as 0.3 microns in the air, removing dust and other particles. They also protect the motor, keeping the air in your home clean and dust-free. 【High-Quality Material】 This vacuum cleaner filter accessory is made of high-quality sponge and ultrafine fibers, offering high filtration capacity, environmental protection, compatibility, and durability with your vacuum cleaner components. It has undergone rigorous testing and can improve suction power when dealing with pet hair, pollen, dust mites, large dust particles, and more. Philips sponge filters are washable and reusable after drying. The filter is very easy to install and use. [Power and Frequency Parameters] You will receive a high-quality, durable 2-piece filter kit. The filter group can be tightened into place and easily replaced without tools. For best cleaning results, we recommend replacing the filter every 2-3 months and cleaning it regularly (more frequently for households with children, pets, or smokers).