Nispira foam & felt pre-motor filter compatible with Kenmore Models K4010, DU2015, DU2012 AllergenSeal Bagless Upright Vacuum Cleaner. Washable / Reusable - Simply rinse with clean water and let it completely air dry before reusing them. Easy to install. Just take out the old filter and put this in. Regular cleaning on the filter is highly recommeded to improve the suction. Suggest to replace the filter every 1 month to optimize the performance. 3 sets of filters included. Size: 5.3" x 5.3" x 0.8" Compared to original part 561055118. Quality meets or exceeds leading national brand's. Nispira foam & felt pre-motor filter compatible with Kenmore Models K4010, DU2015, DU2012 AllergenSeal Bagless Upright Vacuum Cleaner. Washable / Reusable - Simply rinse with clean water and let it completely air dry before reusing them. Easy to install. Just take out the old filter and put this in. Regular cleaning on the filter is highly recommeded to improve the suction. Suggest to replace the filter every 1 month to optimize the performance. 3 Filters Included. Size: 5.3" x 5.3" x 0.8"