Our pioneering Nexus SecurePlus safety helmet combines advanced industrial safety standards with modern recreational styling – including a 4-point quick release chinstrap for added stability and comfort, with non-vented shell for improved electrical resistance. SecurePlus 4-Point EN 397 chinstrap providing additional wearer comfort and helmet stability. Chinstrap side adjusters for improved wearer fit and comfort. “Micro“ peak for maximum upward visibility. Unique rear shell design providing nape protection and freedom of movement.Approved to: EN 50365, CSA/CAN Z94.1-05 Type 1 Class C (Conductive 0V a.c.) Vented Ratchet version only, Tested to the performance requirements of AS/NZS 1801:1997.