Specification Brand : 3M Label : 3M Personal Safety Division Manufacturer : 3M Personal Safety Division ProductGroup : Health and Beauty ProductTypeName : SAFETY_MASK_REPLACEMENT_FILTER Publisher : 3M Personal Safety Division SmallImage_Height : 61 SmallImage_URL : https://m.media-amazon.com/images/I/41W4ek0-+DL._SL75_.jpg SmallImage_Width : 75 Studio : 3M Personal Safety Division Title : 3M Personal Safety Division 6000 Series Gas /Vapor Cartridges, Ammonia/Methylamine, P100, 60 per case