The 3M™ G3000NUV-R-GB Safety Helmet is a Hi-Viz (high-visibility) safety helmet with large-area ventilation holes for maximum air flow for user comfort; features Scotchlite™ reflective material and a plastic sweatband for comfort; features a headband with an adjustment wheel, a rounded shape with a short peak for better upward vision; features the 3M™ Uvicator™ indicator to warn of excessive UV exposure