1. Made from Fiber Glass or Synthetic material 2. Black color 3. Cover face, forehead, occipital bone and ear 4. Resistance force 1200 N or more 5. Resistance impact 50 J or more 6. Inner side made from synthetic material or Foam thickness 10 mm or more and toughchness 20 SHORE A 7. Chin strap made from synthetic and adjustable 8. Chin stretch made from synthetics, resistance tensile force 50 KG or more. 9. Shield made from systhetic (Poly Carbonate) tranparent thickness 2 mm. , resistance impact 200 J or more, resistance perforated 120 KG or more 10. Backhead of helmet border width*lenght: 30 cm*20 cm. , removable when not use. 11. Resistance impact of material made from synthetic, thickness 5 mm or more, strain 150 percent, tensile force 15 KG or more, thoughness not over 30 SHORE A 12. Can use with toxic gas mask 13. Gross weight not over 1650 g 14. Metal component made from rustless metal material
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