EnviroCare Replacement Vacuum Filters made to fit Kenmore Progrssive Vacuums. Fits: Kenmore Progressive Whispertone, Panasonic Vacuum Cleaners | | Fits original manufacturer part numbers below: Sears #86883, 86880, 2086883, 8175084, Ultracare Kenmore 610461, CF1, Canada Part # 20-40321, Panasonic MCV9568, AC37KAKTZ000 | | 99.7% Filtration for Microscopic Particles and Allergens | | Designed and developed in the USA, manufactured by EnviroCare - an American owned family business and the global leader in premium aftermarket vacuum bags and filters | |