The SHK-1 Full Brim Vented is a Class C, ANSI/ISEA Z89.1-2014 Type I & II compliant safety helmet built for construction, utilities, oil and gas, and clean energy job sites. It combines Koroyd impact absorption, Twiceme NFC emergency data, and a Fidlock magnetic chin strap in a full brim shell with 360-degree rain and sun coverage. Available in 16 colors. Weighs 545 g (1.2 lbs / 19.2 oz). Vented for all-day airflow in hot or physically demanding environments.