Durable ABS hard hat with reinforced ribs for superior impact protection. Features one-hand adjustable vents, 4-point ratchet lining, integrated slots for earmuffs or visors, contoured rain channel, high-visibility rear insert, breathable sweatband, and anti-glare peak. ARC rated and electrically insulated (18 cal/cm², 1000V). Ideal for construction and industrial work.