Made of high quality materials, more durable Filter dust, filter the exhaust air, protect the vacuum cleaner motor Filters particles such as smoke particles, pollen, dust, etc Motor filter filter washable Super performance for more cleanliness. Protects the engine The filter is crucial for the suction power of your vacuum cleaner. If this filter is dirty, the suction power will drop and the motor can easily overheat. The washable foam strainer must be washed every 2 weeks and replaced every 6 months Simply wash the foam filter under running water or in the washing machine for lasting performance This filter must be changed regularly. Specifications: Replacement for FC8009/01 Fitment: For Philips SpeedPro and Philips SpeedPro Aqua battery vacuum cleaners: FC6721, FC6722, FC6723, FC6724, FC6725, FC6726, FC6727, FC6728, FC6729 size:About 90x25mm Material:plastic colour:Photo Color Package Contents: 6 * Filter Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.