General description The 9PCS Vacuum Pleated Filter for Black Sweeper Cleaning Tool is designed to enhance the cleaning performance of your vacuum cleaner. Made from high-quality materials, these filters are practical and effective in capturing dust, pollen, and other allergens, making them ideal for asthma sufferers, allergy patients, and pet owners. Technical specifications Quantity: 9PCS Color: White Material: Plastic Fitment: Compatible with Black 2-in-1 Cordless Lithium Stick Vacuums HSV320J, HSV420B, HSV320B, HSV420J, HSV520J, HSV320J32, HSV420J42, HSV520J01, SVA420B, SVA520B Compare to Part: # SVF11 Measurement allowed error: +/- 1-3cm Usage The filter captures dust and allergic particles during the cleaning process. It is recommended to replace the filter system every 3 months for optimal performance. Other information The filter is washable, easy to remove, and easy to replace. As part of normal maintenance, it can be easily removed and replaced. Note: Light reflection and