JSP EVO Alta Skyworker Wheel Ratchet Safety Helmet Vented | WhiteThis brand new offering from JSP takes their extensive range of hard hats to a new level, the EVO Alta Skyworker is full of features that make working with it and wearing it a pleasure. Most importantly, it meets all required safety standards that you would expect from a helmet designed for working at heights, including meeting EN 12492. New to the Alta lineup of helmets are features previously unseen in the JSP range of helmets. These include a