*M1 double layer bullet proof helmet *White safty helmet *Black, Green, Camo *ISO9001:2008 M1 Bullet proof Helmet protection Level:Chinese GA141-2001 police ... .62mm pistol lead core fired by 54 type)USA army PASGT style, optional color, protection area of 0.14sqm and less ... guns).USA army PASGT style, optional color, protection area of 0.14sqm and less than 1,600g. M1 helmet glass fiber safety ...