... strength plastic material, CE Passed. High-strength Security Anti-riot Helmet with PC VisorFeatures: Equipped with visor and neck protector,High ... edge for protection.2.Visor: Polycarbonate, hardening surface,flat visor/convex, 4.5mm in thickness,resistant to impact,scratch,abrade,9 ... Removable visor frame,can be easy to fit in with helmet through Elastic band,which made of high quality Nylon material ...