Premium foam filters replaces Sears Kenmore Progressive Double Layer Foam Filters CF1 (CF-1) , 20-86883, 86883, 2086883 It also replace Panasonic Part #'s MCV9568 and AC37KAKTZ000 It's compatible with Kenmore Progressive & Whispertone vacuum canisters and Panasonic certain vacuum models It helps trap small air particles 100% satisfaction guaranteed. 6 filters included. Quality meets or exceeds leading national brand Premium foam filters replaces Sears Kenmore Progressive Double Layer Foam Filters CF1 (CF-1) , 20-86883, 86883, 2086883 It also replace Panasonic Part #'s MCV9568 and AC37KAKTZ000. 6 filters included.