Protection against Chemical Bio-Smoke-Fire-Gas In a Safe Escape, Single Use, Hood Case of 10 units of lightweight, portable, easily donned Safe Escape ASE60BR Escape Hood in soft cases. Use for self rescue from fire or toxic gas release. Each smoke hood can protect the wearer for 60 minutes minimum from smoke, carbon monoxide, and many toxic gases normally present during a fire. Single use chemical hood and fire hood with a filter that is not replaceable gives up to 60 minutes' time for escape from disasters. Lightweight, portable, easily donned Safe Escape ASE60BR Escape Hood for self rescue in fires or toxic gas release. This smoke hood for protection of minimum of 60 minutes from smoke, carbon monoxide, and many toxic gases normally present during a fire. Note Breaking the seal on the clear plastic case of the smoke hood voids the warranty. Never open unless you escaping a fire. Purchase a unit if you want to try on the smoke hood before use in anescape situation. A tmospheric, air-purifying negative pressure filtration device with a flame-resistant hood. Single use, disposable unit. Breathe normally. No nose clips, no can to breathe through. Designed for ages 2 years and older.can't be used in the atmosphere with less than 17% oxygen. Secure fit in seconds easily applied. PVC hood guaranteed to handle up to 1000 degrees Celsius 1800 degrees F radiant heat and direct flame. High Temp Silicone Rubber Neck Seal to guarantee 100% protection against any and all contaminants. Flame resistant hood can protect your head from hot burning ash or direct flame up to 1800 Degrees F during fire escape, particularly in factories, oil, gas or chemical facilities as well as in high rise hotels, office and apartment buildings. Inhalation resistance less than 800Pa. Exhalation resistance Less than 300Pa. Guaranteed to give you 60 minutes of breathable air. Storage Conditions Well ventilated, dry area with temperatures 0 degrees C to 4 This item ships from a separate warehouse and may require extra time for delivery.