Lightweight HDPE shell made with UV stabilized High Density Polyethylene (HDPE) reduces worker fatigueEPS foam liner provides front, rear and lateral protection from impact and penetration4-Point quick release suspension with strong textile straps and crown comfort pad provides a comfortable and secure fitNon-chaffing, replaceable foam sweatband for maximum sweat absorptionSURE LOCK wheel adjustment system for one hand size adjustmentsPrecise height adjustment settings to ensure proper depthFactory installed 4-point Fidlock chin strap 280-HP542MC IncludedUniversal accessory slots accommodate a variety of eye, face and hearing protection productsMeets ANSI Z89.1-2014 Type II Class C and CSA certified Z94.1 Type II, Class C requirements