COMPATIBLE MODELS Our sponge filters are compatible with POWERSERIES+ 16V/20V Cordless Stick Vacuum Models BHFEA420J, BHFEA520J, BHFEA18D1, Compare to Part# BHFEAF1 # 5140238-22. (Notice: Not compatible with POWERSERIES 20V MAX Cordless Stick Vacuum model BHFEB520D1) Premium Quality These sponge replacement filters are made of high-strength sponge materials, effectively improves the cleaning performance and the powerful suction of your vacuum. it can filter particles as small as 0.3 microns, creating a clean and comfortable living environment . Washable and Reusable These replacement foam filters for POWERSERIES+ 16V/20V Cordless Stick Vacuum are washable and reusable making them convenient and cost-effective. Please rinse them with water at regular intervals and allow it to air dry completely before reusing. Regular Replacement The sponge filters replacement are easy to install and disassemble. To maintain , It is recommended to clean once every 2 to 3 weeks and replace once every 3 to 6 months or whenever worn or damaged. Valuable Package Package comes with 6 pack 5140238-22 foam filters, ensuring you have a sufficient supply to keep your vacuum running efficiently for a long time. color: Black Material: sponge 6 Pack Sponge Filters Replacement compatible with POWERSERIES+ 16V / 20V Cordless Stick Vacuum Modes BHFEA420J, BHFEA520J, BHFEA18D1, Compare to Part# BHFEAF1 # 5140238-22 Material: These filters are made of high-quality filter sponge material, It is recommended to clean once every 2 to 3 weeks and replace once every 3 to 6 months or whenever worn or damaged. Washable & Reusable: The filter is washable and reusable, you can clean it simply regularly and let it completely air dry out before using it. High-efficiency Filtration: The filter replacement for can filter particles as small as 0.3 microns, reduce the infiltration of dust and others into the air you breathe, creating a clean and comfortable living environment . Package Contents: 6 x Sponge Filters Disclaimer: This is not a product. The brand names and are the registered trademarks of their respective owners. Any use of the brand name or model designation for this product is made solely for purposes of demonstrating compatibility. Only the above package content, other products are not included. Note: Light reflection 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.