North Defender N95 Filter. Pancake Filter can be used by itself as a N95 filter and as a prefilter on all cartridges except the Defender. North Defender filters are NIOSH approved when used with 5500, 7700 Half Masks; 5400, 7600 Full Facepieces North respirators. N95 Non-Oil Particulate Filter (95% Minimum Filter Efficiency).
10 filters per bag