Designed to provide limited impact and penetration protection in the event of a top or lateral blow to the head, as well as limited protection against contact with high-voltage conductors. This helmet is tested to the same energy level for top and lateral blows. Compliant with test requirement of ANSI Z89.1-2003 Class E (electrical/high voltage) and are certified to CAN/CSA Z94.1-2005 for Type I and II helmets. Fas-Trac suspension is included. Shell is made of Polyethylene.