Blue Lightweight shell made with UV stabilized High Density Polyethylene (HDPE) reduces worker fatigue 4-Point quick release suspension with strong textile straps and crown comfort pad provides a comfortable and secure fit Non-chaffing, replaceable foam sweatband for maximum sweat absorption SURE LOCK wheel adjustment system for one hand size adjustments Precise height adjustment settings to ensure proper depth Low nape strap provides a secure fit, allowing the hard hat to stay on your head even when workers are looking down or bending over Universal accessory slots accommodate a variety of eye, face and hearing protection products Meets ANSI/ISEA Z89.1 Type I and CSA Z94.1 Type I requirements Fulfills Class E Electrical Insulation requirements (20,000 volts) Custom logo imprinting available on all four sides of the hard hat