The iEvac Fire Escape Hood is the first, and only, smoke escape devise Certified to the ANSI/ISEA 110 American Standard. The iEvac Protects against: Toxic Gases: carbon monoxide, smoke, hydrogen cyanide, chlorine, ammonia, sulfur dioxide, hydrogen chloride, hydrogen sulfide, and more, Harmful Particulates: soot, fumes, aerosols, and others. Contains a HEPA filter that removes more than 99.996% of sub-micron particles such as anthrax, smallpox, and radioactive particles., Life- Threatening Physical Hazards: flammability and radiant heat. Features: Twin cartridges for easy breathing, Maintenance-free, High visibility reflective strips for easy recognition, For easy access – head harness adjusts, outside the hood Protects lungs, head, eyes, and face, One universal size, Quick and easy donning, Unobstructed field of view, Can be used with eyeglasses, beards, and long hair. Packaged in puncture-and- water-proof laminate barrier. Shelf Life: 5-1/2 years from date of manufacture.