general useMade of polyethylene CustomizableNational Standards: NRF-058-PEMEX-2012, NOM-115-STPS-2009, NMX-S-055-SCFI-2009, CFE 8H341-02Foreign Standards: ANSI/ISEA Z89.1 2014 AND CSA Z94.1 2015V-Gard Safety Helmets