The JSP EVO® VISTAlens® DUALSWITCH™ industrial safety helmet combines the new technology of the EVO® VISTA® retractable safety glasses with the innovative DUALSWITCH™ chin strap system, fully certified to EN 397 and EN 12492. DUALSWITCH™ technology allows for easy change between both standards by simply switching the strap UP for EN 397 and EN 50365:2002 and switching the strap DOWN for EN 12492 and EN 50365:2002. The VISTAlens® visor offers Class B impact protection – tested with a 6mm steel ball bearing at speeds up to 430 km/h. The visor is replaceable, allowing users to replace it with a VISTAshield® face shield to have the right protection at hand when needed. Shield Features - Optical Class 1; T - impact resistance at extreme temperatures (tested at -5 °C and +55 °C); K - resistance to scratches and surface damage by fine particles; N Rated - resistance to fogging and misting; UV protection - 2: UV filter; tested for molten metal; tested for lateral deformation; reflective treatment with CR2 stickers increases the visibility of the helmet when illuminated at a distance of more than 300 meters