EnviroCare Replacement Bags for Miele F J M Microfiltration Vacuum Bags - 10 Bags + 4 Filters Fits ALL MIELE canister vacuums calling for bag F, J or M Fits Miele Vacuum models S241 - S256i, S290 - S291, S300i - S399 S500 - S578, S700 - S758, S4000 - S4999 Offers industry leading filteration and traps 99.7 of dust mites, pollen, mold, bacteria and pet dander. These 3 ply Miele FJM bags will not tear during use and actually improve your vacuum's performance by ensuring no lose of suction during use. Improve vacuum suction power with easy air flow through the bag Prevent clogs, thus prolonging the vacuum's exhaust filter's lfe Last two times longer than other bags, which lose suction when only half-full