ANSI Z89.1 Type I & Type II Impact Protection: Built for top and lateral impact performance with a sealed, non-vented shell. Class E Electrical Protection (Up to 20,000V): Designed for electrical environments requiring non-vented, high-resistance helmets. Highbar Chinstrap: Molded, Hygienic, Consistent: Non-woven molded chinstrap keeps its shape, stays cleaner, and delivers a reliable fit in dirty or wet conditions. Koroyd Energy Absorption System: Koroyd’s engineered tubes absorb impact energy more efficiently than traditional EPS foam. Twiceme Emergency Data Storage: Allows first responders to scan and access medical info quickly on the job site. Micro-Dial 360° Fit Adjustment: Rear dial system ensures secure comfort during long shifts. Full Brim for Increased Coverage: Added protection from sun, rain, and falling debris. Important Compliance Notes: Helmet meets ANSI Z89.1 Type I & Type II, Class E. Does NOT meet CSA Type II or EN397. The STUDSON SHK-1 Highbar Class E is built for workers who need both advanced impact protection and electrical resistance up to 20,000 volts. This helmet meets ANSI Z89.1 Type I & Type II and delivers the sealed-shell performance required for electrical, utility, line work, and industrial environments where vents are not allowed. Inside the shell, Koroyd absorbs impact energy more effectively than standard foam. Twiceme technology stores vital medical information so first responders can access it instantly in an emergency. The Highbar chinstrap is the key upgrade for crews working in harsh conditions. The molded, non-woven design stays clean, won’t stretch or fray like nylon, and provides a consistent, dependable fit day after day. Compliance Note: This helmet meets ANSI Z89.1 Type I & Type II, Class E. This helmet does NOT meet CSA Type II or EN397 requirements.