safety helmets 1.abs material,yellow,red,black,white,blue 2.ISO 9000 3.antiflaming,antistatic 4.mining,construction,industry Construction hard hat Product information: Model NumberAM-01FeatureComfortable,Vshape helmetMaterialABSWeightOne helmet:380gSuspensionFabric tape,Plastic material.Envionment TemperatureLow:-20°C High:50°CValid time2 yearsCertificateLA certificate. ISO 9001:2000M.O.Q. ...