Pinnacle Zertec Volt Multi-Impact Tested Helmet with Integrated KoroydThe Pinnacle Zertec helmet combines all the features of a multi impact tested helmet with the inclusion of electrical protection. Integrating Koroyds tubular cells which crumple systematically, absorbing maximum force from direct or angled impacts. The fully enclosed shell reduces exposure to high voltage conductors and offers dielectric protection up to 20,000 volts and the chin strap integrates the Stopfire's flame retardant technology. The