MSA 475358 V-Gard Helmet w/Ratchet Suspension WhiteThese MSA hard hats are the number one hard hat for most industrial applications. The shell is made with a durable injection-molded, high-density polyethylene. These MSA hard hats come with Fas-Trac, ratchet suspension for superior head protection. In addition, this MSA cap is designed with an accessories slot to accommodate many add-on features and also includes Cushionaire sweatband and adjustable crown straps. Complies with ANSI Z89.1-1997, Type 1, Class E and G standards.