These MSA hard hats are the number one hard hat for most industrial applications. The shell is made with a durable injection-molded, high density polythylene.  These MSA hardhats come with UniPro® suspension- an energy-absorbing, four-point, one-piece plastic suspension. The integral napestrap sits low on the back of the head and utilizes a baseball cap style pin lock adjustment. Also features a replaceable sweatband that is comfortable and absorbent. In addition, this MSA cap is designed with an accessories slot to accommodate many add on features and also includes a CushionAire™ sweatband and adjustable crown straps

Complies with ANSI Z 89.1-2003, Type 1, Class E and G standards.