Kenmore CF-1 Pre-Motor Filter, Replaces Part# 86883

2 Filters In Pack, 99% Micro-filtration. 5 x 5 1/4 Inch. You can cut the filter to make it fit with other vacuums.

Important: Turn vacuum cleaner OFF and unplug before changing filter. Refer to your owners manual installation instructions. 

For best results change filter every 6 months.