Features heavy-duty construction for use as head protection in steel mills and other heavy industries where elevated temperatures are common. Low profile, smooth crown helmet. May be painted. Available in standard sizes. Outstanding thermal properties forareas with elevated temperatures. Meets ANSI Z89.1 2003 for Type I helmets. WARNING: Do not mix suspension and helmet sizes. Make sure the sizes match (i.e., standard-size suspension with standard-size helmet). Use only MSA suspensions on an MSA helmet.Failure to comply with the above will reduce the energy-absorbing ability of the protective helmet, which can result in serious injury or death.