Compatibility - Perfectly compatible with FSV101 and FSV001 24 Kpa cordless stick vacuum cleaner series. You can use it with confidence Keep your air fresh and clean - HEPA filter captures 99.97% of particles as small as 0.3. Pleated filter media increases capture area while maintaining airflow through the filter Washable and reusable - We recommend cleaning the filter regularly to maintain optimal percompatiblemance of your vacuum cleaner. You can wash it, brush it or gently tap it to remove dust. Please ensure the filter is completely dry Use No tools required - Easy to replace, we suggest changing the filter every 3 months or when the vacuum's suction noticeably decreases, depending on your frequency of use and operating environment Compatibility - Perfectly compatible with FSV101 and FSV001 24 Kpa cordless stick vacuum series. You can use it with confidence Keep your air fresh and clean - HEPA filter captures 99.97% of particles as small as 0.3. Pleated filter media increases capture area while maintaining airflow through the filter Washable and reusable - We recommend cleaning the filter regularly to maintain optimal percompatiblemance of your vacuum cleaner. You can wash it, brush it or gently tap it to remove dust. Please ensure the filter is completely dry Use No tools required - Easy to replace, we suggest changing the filter every 3 months or when the vacuum's suction noticeably decreases, depending on your frequency of use and operating environment