The ‘US Respirator Canister M11 Filter In Tin’ is a vintage military-grade gas mask filter, designed and manufactured in the United States. This product is housed in a durable, rust-resistant tin canister which ensures its longevity. The M11 filter is specifically engineered to provide advanced filtration against harmful airborne particles and chemical gases, making it a critical piece of equipment for military personnel. Despite its age, it stands as a testament to the quality of American manufacturing. While it’s no longer in active service, it has become a sought-after collectible item for military enthusiasts, historians, and collectors alike. This item serves as an intriguing piece of military memorabilia symbolizing the evolution of protective gear over time. Please note, this vintage item is sold for its historical value and not for actual usage.