Micro-Lined MM Vacuum Bags (36pk) for Eureka Mighty Mite Vacuum Cleaners Micro-Lined Filter bags to fit Eureka Style MM bags. Fits Eureka late model Mighty Mite compact canister vacuums, series 3670 - 3690. Sold 3 bags per package. Micro-Lined Bags capture microscopic particles and germs and bacteria as small as 0.1 microns. Sold 12 packages of 3pk bags (36 bags total). Eureka models that use MM bags: 3682, 3685, 3686