• Advanced Polycarbonate Composite Shell — With adjustable chinbar; lightweight, superior fit and comfort using advanced CAD technology
• Advanced Channeling Ventilation System (ACS) — Full front to back airflow flushes heat and humidity up and out
• Pinlock® Prepared HJ-17 Shield — Provides 99% UV protection
• RapidFire™ Shield Replacement System — Simple and Secure shield ratchet system provides ultra-quick, tool-less shield replacement
• Interior Parts — Moisture-wicking and dry
• Integrated Sun Visor — Black dark smoke sun visor deploys quickly and easily; anti-scratch coated and with user friendly sliding system
• Crown and Cheek Pads — Removable and washable

The HJC C91 JYN Modular Helmet is the entry point into HJC's modular lineup — a practical, DOT and ECE 22.06 certified flip-front helmet that gives everyday riders all the convenience of a modular without a premium price tag. The polycarbonate composite shell is lightweight and durable, the single-lever chin bar release is intuitive with gloves on, an integrated sun visor provides on-demand light management, the face shield is Pinlock-prepared for fog management, and the removable washable interior maintains comfort through regular riding seasons. SMART HJC Bluetooth compatible. At The Helmet Shop, the C91 is the modular we recommend when a rider wants flip-front practicality and HJC quality at the most accessible price in the lineup.