... 4)CE Passed Name ABS Anti-riot Helmet with PC Visor Item No. Anti-riot 001 CertificationCEMaterialresisitant ABS materialFeature1.Shell: ... , steel leaher cover edge for protection.2.Visor: Polycarbonate, hardening surface,flat visor/convex, 4.5mm in thickness,resistant to impact ... and comfortable use ;good absorbent sweet action. 4.Visor frame: Removable visor frame,can be easy to fit in with helmet ...