... 60- Silver color, made of aluminum fabric with good fire resistance and light reflection property, It can supply at least 30 ... /mask protect the head from flame, thermal radiation and dropping dust from fire 2. Provides at least 30 minutes /60 minutes ... 2.Storage conditions: 0- 40 surrounding, no fire source nearby, no flammable, explosive and corrosive material nearby., well ventilated, keep away from ...