1.Welding safety by CE,ANSI Z87.1 certifications. 2.Electro ... effect and Products meet the indicators1. Model Of Welding safety Gas mask:EH-203/EF9242.2. Fire resistanc: yes ... , EF9040,EF9242,EF9646,EF9848.14. Gas mask Of Welding safety Colour: blue,green,silver,black,yellow,red, And beautiful ... to customer’s choices.15. Gas mask Of Welding safety Dimension: 360mm*240mm*220mm.16. Warranty: 2 year ...