[Double Layer Material]The MM vacuum bag adopts a double-layer structure. The outer high-quality paper layer and the inner non-woven protective layer are perfectly combined to durability and that dust and impurities not spill out. They effectively absorb 99.97% of dust, hair, pet dander and other impurities as small as 0.03 microns. [Large Capacity & Easy to Install]These canister vacuum bags are effortless to replace and disposable, requiring no tools. Our MM vacuum bags boast a generous capacity of up to 2.55 quarts, enabling you to absorb more dust and dirt before requiring a replacement. Using our bags can help you minimize the frequency of replacement, improve your cleaning efficiency, and maintain a healthy and comfortable living environment. In order to achieve the best performance of the product, please replace the canister vacuum bag in time when it is two-thirds full to prevent the bag from breaking and affecting subsequent use. We recommend replacing the MM canister bag