Made of high quality materials, more durable Filters dust, filters exhaust air, protects the suction motor Filters particles such as smoke particles, pollen, dust, etc. Washable motor filter Super performance for more cleanliness. Protects the motor The filter is crucial for the suction performance of your vacuum cleaner. If this filter is dirty, the suction power will decrease and the motor can easily overheat. The washable foam filter should be washed every 2 weeks and replaced every 6 months. Simply wash the foam filter under running water or in the washing machine for long-lasting performance. This filter should be changed regularly. Color photo package content: 6 filters only the above package content, other products are not included. Note: Light and different shots. The displays may cause the color of the item in the picture to be a little different from reality. The allowable measurement error is +/- 1-3 cm.